Menstrual Patterns in the First Gynecological Year: A Systematic Review
Tài liệu tham khảo
Whincup, 2001, Age of menarche in contemporary British teenagers: survey of girls born between 1982 and 1986, BMJ, 322, 1095, 10.1136/bmj.322.7294.1095
Finer, 2014, Trends in ages at key reproductive transitions in the United States, 1951-2010, Womens Health Issues, 24, e271, 10.1016/j.whi.2014.02.002
Widholm, 1973, Menstruation picture in girls after the menarche, Tidsskr Nor Laegeforen, 93, 1025
1986, J Adolesc Health Care, 7, 236, 10.1016/S0197-0070(86)80015-8
Widholm, 1971, A statistical analysis of the menstrual patterns of 8,000 Finnish girls and their mothers, Acta Obstet Gynecol Scand Suppl, 14, 1
Adams Hillard, 2014, Menstruation in adolescents: what do we know? And what do we do with the information?, J Pediatr Adolesc Gynecol, 27, 309, 10.1016/j.jpag.2013.12.001
Frank, 1999, Attitudes about menstruation among fifth-, sixth-, and seventh-grade pre- and post-menarcheal girls, J Sch Nurs, 15, 25, 10.1177/105984059901500405
2015, ACOG Committee Opinion No. 651: menstruation in girls and adolescents: using the menstrual cycle as a vital sign, Obstet Gynecol, 126, e143, 10.1097/AOG.0000000000001215
Apter, 1978, Hormonal pattern of adolescent menstrual cycles, J Clin Endocrinol Metab, 47, 944, 10.1210/jcem-47-5-944
Peña, 2018, The majority of irregular menstrual cycles in adolescence are ovulatory: results of a prospective study, Arch Dis Child, 103, 235, 10.1136/archdischild-2017-312968
Adams Hillard, 2008, Menstruation in adolescents: what’s normal, what’s not, Ann N Y Acad Sci, 1135, 29, 10.1196/annals.1429.022
Rosenfield, 2013, Clinical review: adolescent anovulation: maturational mechanisms and implications, J Clin Endocrinol Metab, 98, 3572, 10.1210/jc.2013-1770
Adams Hillard, 2002, Menstruation in young girls: a clinical perspective, Obstet Gynecol, 99, 655, 10.1016/S0029-7844(02)01660-5
Apter, 1983, Early menarche, a risk factor for breast cancer, indicates early onset of ovulatory cycles, J Clin Endocrinol Metab, 57, 82, 10.1210/jcem-57-1-82
Venturoli, 1992, Longitudinal evaluation of the different gonadotropin pulsatile patterns in anovulatory cycles of young girls, J Clin Endocrinol Metab, 74, 836, 10.1210/jcem.74.4.1548348
Treloar, 1967, Variation of the human menstrual cycle through reproductive life, Int J Fertil, 12, 77
2006, ACOG Committee Opinion No. 349, November 2006: Menstruation in girls and adolescents: using the menstrual cycle as a vital sign, Obstet Gynecol, 108, 1323, 10.1097/00006250-200611000-00059
Moher, 2009, Preferred reporting items for systematic reviews and meta-analyses: the PRISMA statement, PLoS Med, 6, e1000097, 10.1371/journal.pmed.1000097
Hickey, 2003, Menstrual disorders in adolescence: investigation and management, Hum Reprod Update, 9, 493, 10.1093/humupd/dmg038
2012, Practice bulletin no. 128: diagnosis of abnormal uterine bleeding in reproductive-aged women, Obstet Gynecol, 120, 197, 10.1097/AOG.0b013e318262e320
Seravalli, 2013, Prevalence of hemostatic disorders in adolescents with abnormal uterine bleeding, J Pediatr Adolesc Gynecol, 26, 285, 10.1016/j.jpag.2013.06.003
2009, ACOG Practice Bulletin No. 108: polycystic ovary syndrome, Obstet Gynecol, 114, 936, 10.1097/AOG.0b013e3181bd12cb
Metcalf, 1984, Indices of ovulation: comparison of plasma and salivary levels of progesterone with urinary pregnanediol, J Endocrinol, 100, 75, 10.1677/joe.0.1000075
Coco, 1999, Primary dysmenorrhea, Am Fam Physician, 60, 489
Proctor, 2006, Diagnosis and management of dysmenorrhea, BMJ, 332, 1134, 10.1136/bmj.332.7550.1134
Roos, 2015, Monitoring the menstrual cycle: comparison of urinary and serum reproductive hormones referenced to true ovulation, Eur J Contracept Reprod Health Care, 20, 438, 10.3109/13625187.2015.1048331
Israel, 1997, Single luteal phase serum progesterone assay as an indicator of ovulation. 1972, Am J Obstet Gynecol, 176, 490, 10.1016/S0002-9378(97)70520-9
O’Connor, 2006, Ovulation detection methods for urinary hormones: precision, daily and intermittent sampling and a combined hierarchical method, Hum Reprod, 21, 1442, 10.1093/humrep/dei497
Downs, 1998, The feasibility of creating a checklist for the assessment of the methodological quality both of randomised and non-randomised studies of health care interventions, J Epidemiol Community Health, 52, 377, 10.1136/jech.52.6.377
Fraser, 2011, The FIGO recommendations on terminologies and definitions for normal and abnormal uterine bleeding, Semin Reprod Med, 29, 383, 10.1055/s-0031-1287662
Styne, 2016
Bayer, 1940, Weight and menses in adolescent girls, with special reference to build, J Pediatr, 17, 345, 10.1016/S0022-3476(40)80006-1
Dewhurst, 1971, The regularity of early menstrual cycles, J Obstet Gynaecol Br Commonw, 78, 1093, 10.1111/j.1471-0528.1971.tb00231.x
Widholm, 1971, The need for gynaecological services during adolescence, Ann Chir Gynaecol Fenn, 60, 67
Winter, 1973, The development of cyclic pituitary-gonadal function in adolescent females, J Clin Endocrinol Metab, 37, 714, 10.1210/jcem-37-5-714
Widholm, 1974, Endocrine changes before and after the menarche. I. Urinary excretion of estrogen, FSH and LH, and serum levels of progesterone, FSH and LH, Acta Obstet Gynecol Scand, 53, 197, 10.3109/00016347409162157
Brown, 1978, Oestrogen and pregnanediol excretion through childhood, menarche and first ovulation, J Biosoc Sci Suppl, 43, 10.1017/S0021932000024068
Lemarchand-Beraud, 1982, Maturation of the hypothalamo-pituitary-ovarian axis in adolescent girls, J Clin Endocrinol Metab, 54, 241, 10.1210/jcem-54-2-241
MacMahon, 1982, Age at menarche, probability of ovulation and breast cancer risk, Int J Cancer, 29, 13, 10.1002/ijc.2910290104
Metcalf, 1983, Incidence of ovulation in the years after the menarche, J Endocrinol, 97, 213, 10.1677/joe.0.0970213
Vihko, 1984, Endocrine characteristics of adolescent menstrual cycles: impact of early menarche, J Steroid Biochem, 20, 231, 10.1016/0022-4731(84)90209-7
Flug, 1984, Menstrual patterns in adolescent Swiss girls: a longitudinal study, Ann Hum Biol, 11, 495, 10.1080/03014468400007411
Read, 1984, The use of salivary progesterone assays in the assessment of ovarian function in postmenarcheal girls, J Endocrinol, 102, 65, 10.1677/joe.0.1020265
Flug, 1985, Symptoms related to menstruation in adolescent Swiss girls: a longitudinal study, Ann Hum Biol, 12, 161, 10.1080/03014468500007651
Borsos, 1986, Ovarian function immediately after the menarche, Int J Gynaecol Obstet, 24, 239, 10.1016/0020-7292(86)90103-7
Uche, 1986, The pattern of early menstrual cycles in Nigerian girls, Ann Hum Biol, 13, 83, 10.1080/03014468600008221
Venturoli, 1987, Postmenarchal evolution of endocrine pattern and ovarian aspects in adolescents with menstrual irregularities, Fertil Steril, 48, 78, 10.1016/S0015-0282(16)59294-2
Borsos, 1988, Ovarian function after the menarche and hormonal contraception, Int J Gynaecol Obstet, 27, 249, 10.1016/0020-7292(88)90016-1
Mijanovic, 1990, Correlation between certain factors in maturation and primary dysmenorrhea in adolescence, Jugosl Ginekol Perinatol, 30, 79
Wilson, 1992, A comparison of menstrual cycle profiles of salivary progesterone in British and Thai adolescent girls, Eur J Cancer, 28A, 1162, 10.1016/0959-8049(92)90478-K
Zhang, 2008, Onset of ovulation after menarche in girls: a longitudinal study, J Clin Endocrinol Metab, 93, 1186, 10.1210/jc.2007-1846
Codner, 2011, Ovulation rate in adolescents with type 1 diabetes mellitus, Fertil Steril, 95, 197, 10.1016/j.fertnstert.2010.10.041
De Sanctis, 2014, Onset of menstrual cycle and menses features among secondary school girls in Italy: a questionnaire study on 3,783 students, Indian J Endocrinol Metab, 18, S84
Sandhya, 2015, A study to evaluate the abnormal menstrual patterns amoung adolescent girls in Bareilly, Int J Med Res Health Sci, 4, 601, 10.5958/2319-5886.2015.00115.0
Neill, 1967, Relationship between the plasma levels of luteinizing hormone and progesterone during the normal menstrual cycle, J Clin Endocrinol Metab, 27, 1167, 10.1210/jcem-27-8-1167
Cox, 1963, Gas chromatography in the analysis of urinary pregnanediol, J Chromatogr, 12, 242, 10.1016/S0021-9673(01)83676-1
Metcalf, 1973, Rapid gas chromatographic assay for progesterone metabolites in urine, Clin Biochem, 6, 307, 10.1016/S0009-9120(73)80040-2
Samarajeewa, 1975, The radioimmunoassay of steroid glucuronides. The oestrogen C-3 glucuronides as haptens, Biochem J, 151, 369, 10.1042/bj1510369
Kellie, 1972, Steroid glucuronoside-BSA complexes as antigens: the radioimmunoassay of steroid conjugates, J Steroid Biochem, 3, 275, 10.1016/0022-4731(72)90075-1
Lasley, 1994, The use of urinary hormonal assessments in human studies, Ann N Y Acad Sci, 709, 299, 10.1111/j.1749-6632.1994.tb30418.x
Petsos, 1987, Inadequate luteal phase usually indicates ovulatory dysfunction: observations from serial hormone and ultrasound monitoring of 115 cycles, Gynecol Endocrinol, 1, 37, 10.3109/09513598709082694
Azziz, 2009, The Androgen Excess and PCOS Society criteria for the polycystic ovary syndrome: the complete task force report, Fertil Steril, 91, 456, 10.1016/j.fertnstert.2008.06.035
Hull, 1982, The value of a single serum progesterone measurement in the midluteal phase as a criterion of a potentially fertile cycle (“ovulation”) derived form treated and untreated conception cycles, Fertil Steril, 37, 355, 10.1016/S0015-0282(16)46095-4
Wathen, 1984, Interpretation of single progesterone measurement in diagnosis of anovulation and defective luteal phase: observations on analysis of the normal range, Br Med J (Clin Res Ed), 288, 7, 10.1136/bmj.288.6410.7
Gordon, 2008, Reflections on future research in adolescent reproductive health, Ann N Y Acad Sci, 1135, 296, 10.1196/annals.1429.036
Fraser, 2007, Can we achieve international agreement on terminologies and definitions used to describe abnormalities of menstrual bleeding?, Hum Reprod, 22, 635, 10.1093/humrep/del478
Weissman, 2004, The natural history of primary dysmenorrhea: a longitudinal study, BJOG, 111, 345, 10.1111/j.1471-0528.2004.00090.x
Guermandi, 2001, Reliability of ovulation tests in infertile women, Obstet Gynecol, 97, 92
Dunson, 2001, Assessing human fertility using several markers of ovulation, Stat Med, 20, 965, 10.1002/sim.716
Queenan, 1980, Ultrasound scanning of ovaries to detect ovulation in women, Fertil Steril, 34, 99, 10.1016/S0015-0282(16)44889-2
Santoro, 2003, Assessing menstrual cycles with urinary hormone assays, Am J Physiol Endocrinol Metab, 284, E521, 10.1152/ajpendo.00381.2002
Vollman, 1977, The menstrual cycle, Major Probl Obstet Gynecol, 7, 1
Leiva, 2015, Random serum progesterone threshold to confirm ovulation, Steroids, 101, 125, 10.1016/j.steroids.2015.06.013
McNeely, 1988, The diagnosis of luteal phase deficiency: a critical review, Fertil Steril, 50, 1, 10.1016/S0015-0282(16)59999-3
Amatoury, 2016, Utility of salivary enzyme immunoassays for measuring estradiol and testosterone in adolescents: a pilot study, Int J Adolesc Med Health, 30, 1, 10.1515/ijamh-2015-0126
Kivlighan, 2004, Quantifying blood leakage into the oral mucosa and its effects on the measurement of cortisol, dehydroepiandrosterone, and testosterone in saliva, Horm Behav, 46, 39, 10.1016/j.yhbeh.2004.01.006
Lewis, 2006, Steroid analysis in saliva: an overview, Clin Biochem Rev, 27, 139
Rosner, 2013, Challenges to the measurement of estradiol: an Endocrine Society position statement, J Clin Endocrinol Metab, 98, 1376, 10.1210/jc.2012-3780
Codner, 2012, Female reproduction and type 1 diabetes: from mechanisms to clinical findings, Hum Reprod Update, 18, 568, 10.1093/humupd/dms024
Prior, 2015, Ovulation prevalence in women with spontaneous normal-length menstrual cycles? A population-based cohort from HUNT3, Norway, PLoS One, 10, e0134473, 10.1371/journal.pone.0134473
Hambridge, 2013, The influence of sporadic anovulation on hormone levels in ovulatory cycles, Hum Reprod, 28, 1687, 10.1093/humrep/det090
Engle, 1934, First menstruation and subsequent menstrual cycles of pubertal girls, Hum Biol, 6, 431
Collett, 1954, The Effect of Age upon the Pattern of the Menstrual Cycle, Fertil Steril, 5, 437, 10.1016/S0015-0282(16)31742-3
Baandes, 1968, Menstrual cycles shortly after menarche in European and Bantu girls. II. Endocrine and cytologic aspects, Hum Biol, 40, 323
Treloar, 1967, Variation of the human menstrual cycle through reproductive life, Int J Fertil, 12, 77
Perez, 1970, Menarche. Gynecologic survey, Ginecol Obstet Mex, 28, 355
Richter, 1972, Menstruation characteristics following menarche, Z Gesamte Hyg, 18, 546
Winter, 1973, Pituitary-gonadal relations in female children and adolescents, Pediatr Res, 7, 948, 10.1203/00006450-197312000-00002
Adamopoulos, 1974, Pituitary-gonadal interrelationships in pubertal female subjects, Acta Endocrinol (Copenh.), 76, 214, 10.1530/acta.0.0760214
Presl, 1974, Menstrual cycle disorders starting at menarche (author's transl), Cesk Gynekol, 39, 356
Sherman, 1975, Hormonal characteristics of the human menstrual cycle throughout reproductive life, J Clin Invest, 55, 699, 10.1172/JCI107979
Widholm, 1975, Proceedings: The development of the menstrual pattern, Acta Paediatr Scandinavica, 52, 10.1111/j.1651-2227.1975.tb17600.x
Kadanoff, 1976, The onset and character of menstruation in Bulgarian girls, Arztl Jugendkd, 67, 353
Lee, 1976, Puberty in girls: correlation of serum levels of gonadotropins, prolactin, androgens, estrogens, and progestins with physical changes, J Clin Endocrinol Metab, 43, 775, 10.1210/jcem-43-4-775
Penny, 1977, Evolution of the menstrual pattern of gonadotrophin and sex steroid concentrations in serum, Acta Endocrinol (Copenh.), 84, 729, 10.1530/acta.0.0840729
Widholm, 1977, Development of the menstruation picture in girls, Ther Umsch, 34, 502
Carol, 1978, The menstrual cycle in adolescents, Zentralbl Gynakol, 100, 360
Lemarchand-Beraud, 1978, Pituitary responsiveness to LHRH and TRH in adolescent girls, Bull Schweiz Akad Med Wiss, 34, 241
Andreoli, 1979, Menstrual anomalies of the post-menarchial period, Minerva Pediatr, 31, 193
Apter, 1980, Serum steroids and pituitary hormones in female puberty: a partly longitudinal study, Clin Endocrinol (Oxf.), 12, 107, 10.1111/j.1365-2265.1980.tb02125.x
Billewicz, 1980, Post-menarcheal menstrual cycle in British (Newcastle upon Tyne) girls, Ann Hum Biol, 7, 177, 10.1080/03014468000004201
Pezzini, 1983, Study of puberal development and the menstrual cycle. Comparison between adolescents with type I diabetes and healthy adolescents, Minerva Ginecol, 35, 161
Apter, 1984, Serum sex hormone-binding globulin during puberty in girls and in different types of adolescent menstrual cycles, Acta Endocrinol (Copenh.), 107, 413, 10.1530/acta.0.1070413
Mansfield, 1984, Adolescent menstrual irregularity, J Reprod Med, 29, 399
1986, J Adolesc Health Care, 7, 236, 10.1016/S0197-0070(86)80015-8
Bernstein, 1987, The effects of moderate physical activity on menstrual cycle patterns in adolescence: implications for breast cancer prevention, Br J Cancer, 55, 681, 10.1038/bjc.1987.139
Lin, 1987, Menstrual cycle and disorder of adolescent girls in southern Taiwan, Kao-Hsiung i Hsueh Ko Hsueh Tsa Chih [Kaohsiung J Med Sci], 3, 150
Venturoli, 1987, Different gonadotropin pulsatile fashions in anovulatory cycles of young girls indicate different maturational pathways in adolescence, J. Clin Endocrinol Metab, 65, 785, 10.1210/jcem-65-4-785
Mel'nikova, 1991, Critical periods in the pubertal development of girls, Akush Ginekol (Sofiia), 10, 34
Odujinrin, 1991, Epidemiologic survey of menstrual patterns amongst adolescents in Nigeria, West Afr J Med, 10, 244
Vuorento, 1992, Daily levels of salivary progesterone during menstrual cycle in adolescent girls, Fertil Steril, 58, 685, 10.1016/S0015-0282(16)55312-6
Venturoli, 1994, The ovary at puberty, Contracept Fertil Sex, 22, 469
Venturoli, 1995, Longitudinal change of sonographic ovarian aspects and endocrine parameters in irregular cycles of adolescence, Pediatr Res, 38, 974, 10.1203/00006450-199512000-00024
Apter, 1997, Development of the hypothalamic-pituitary-ovarian axis, Ann N Y Acad Sci, 816, 9, 10.1111/j.1749-6632.1997.tb52125.x
Harlow, 1997, Ethnic differences in the length of the menstrual cycle during the postmenarcheal period, Am J Epidemiol, 146, 572, 10.1093/oxfordjournals.aje.a009316
Spence, 1997, Anovulation and monophasic cycles, Ann N Y Acad Sci, 816, 173, 10.1111/j.1749-6632.1997.tb52141.x
Ibanez, 1999, Anovulation after precocious pubarche: early markers and time course in adolescence, J Clin Endocrinol Metab, 84, 2691
Legro, 2000, Rapid maturation of the reproductive axis during perimenarche independent of body composition, J Clin Endocrinol Metab, 85, 1021
van Hooff, 2000, Insulin, androgen, and gonadotropin concentrations, body mass index, and waist to hip ratio in the first years after menarche in girls with regular menstrual cycles, irregular menstrual cycles, or oligomenorrhea, J Clin Endocrinol Metab, 85, 1394
Groschl, 2001, Relationship between salivary progesterone, 17-hydroxyprogesterone, and cortisol levels throughout the normal menstrual cycle of healthy postmenarcheal girls, Fertil Steril, 76, 615, 10.1016/S0015-0282(01)01960-4
Kurdzielewicz, 2001, Analysis of selected environmental and biophysical parameters during menarche, Ann Acad Med Stetin, 47, 125
Clavel-Chapelon, 2002, Evolution of age at menarche and at onset of regular cycling in a large cohort of French women, Hum Reprod, 17, 228, 10.1093/humrep/17.1.228
Crofton, 2002, Dimeric inhibins in girls from birth to adulthood: relationship with age, pubertal stage, FSH and oestradiol, Clin Endocrinol (Oxf.), 56, 223, 10.1046/j.0300-0664.2001.01449.x
Browner-Elhanan, 2003, Evaluation of irregular menses in perimenarcheal girls: a pilot study, J Pediatr Adolesc Gynecol, 16, 365, 10.1016/j.jpag.2003.09.004
Jacks, 2005, Dysmenorrhoea and menstrual abnormalities among postmenarcheal secondary school girls in Maiduguri Nigeria, Afr J Med Med Sci, 34, 87
2006, ACOG Committee Opinion No. 349, November 2006: Menstruation in girls and adolescents: using the menstrual cycle as a vital sign, Obstet Gynecol, 108, 1323, 10.1097/00006250-200611000-00059
Adams Hillard, 2008, Menstruation in adolescents: what's normal, what's not, Ann N Y Acad Sci, 1135, 29, 10.1196/annals.1429.022
Bandini, 2008, Change in leptin, body composition and other hormones around menarche - A visual representation, Int J Paediatr, 97, 1454
Dorn, 2009, Menstrual symptoms in adolescent girls: association with smoking, depressive symptoms, and anxiety, J Adolesc Health, 44, 237, 10.1016/j.jadohealth.2008.07.018
Negriff, 2009, The measurement of menstrual symptoms: Factor structure of the menstrual symptom questionnaire in adolescent girls, J Health Psychol, 14, 899, 10.1177/1359105309340995
Gray, 2010, Salivary progesterone levels before menarche: a prospective study of adolescent girls, J Clin Endocrinol Metab, 95, 3507, 10.1210/jc.2010-0125
Dossus, 2012, Determinants of age at menarche and time to menstrual cycle regularity in the French E3N cohort, Ann Epidemiol, 22, 723, 10.1016/j.annepidem.2012.07.007
Gumanga, 2012, Menstrual characteristics in some adolescent girls in Accra, Ghana, Ghana Med J, 46, 3
Hosokawa, 2012, Secular trends in age at menarche and time to establish regular menstrual cycling in Japanese women born between 1930 and 1985, BMC Womens Health, 12, 19, 10.1186/1472-6874-12-19
Rigon, 2012, Menstrual pattern and menstrual disorders among adolescents: an update of the Italian data, Ital J Pediatr, 38, 38, 10.1186/1824-7288-38-38
Barcelos, 2013, Menstrual disorders among women 15 to 54 years of age in Pelotas, Rio Grande do Sul State, Brazil: a population-based study, Cad Saude Publica, 29, 2333, 10.1590/0102-311x00002813
Clancy, 2013, Relationships between biomarkers of inflammation, ovarian steroids, and age at menarche in a rural Polish sample, Am J Hum Biol, 25, 389, 10.1002/ajhb.22386
Delara, 2013, Premenstrual disorders: prevalence and associated factors in a sample of Iranian adolescents, Iranian Red Cresc Med J, 15, 695, 10.5812/ircmj.2084
Kordi, 2013, Investigating the Age of Menarche, Dysmenorrhea and Menstrual Characteristics in High School Girl Students in Mashhad City in Year 2011, Iran J Obstetr, 15, 10
Lee, 2013, Relationship of age at menarche on anthropometric index and menstrual irregularity in late adolescent girls in Seoul, Ann Pediatr Endocrinol Metab, 18, 116, 10.6065/apem.2013.18.3.116
Tucci, 2013, Menstrual pattern and related disorders in early adolescent girls: A survey of Società Italiana di Medicina dell'Adolescenza/Società Italiana di Ginecologia dell'Infanzia e Adolescenza/Laboratorio Adolescenza, Rivista Italiana di Medicina dell'Adolescenza, 11, 73
Rupa Vani, 2013, Menstrual abnormalities in school going girls - are they related to dietary and exercise pattern?, J Clin Diagn Res, 7, 2537
Biro, 2014, Hormone changes in peripubertal girls, J Clin Endocrinol Metab, 99, 3829, 10.1210/jc.2013-4528
Kosibova, 2014, Characteristics of sexual maturation in girls in Bratislava region, Ceska Gynekol, 79, 289
Abdelmoty, 2015, Menstrual patterns and disorders among secondary school adolescents in Egypt. A cross-sectional survey, BMC Womens Health, 15, 70, 10.1186/s12905-015-0228-8
Ajah LO, Onubogu ES, Anozie OB, et al. Adolescent reproductive health challenges among schoolgirls in southeast Nigeria: role of knowledge of menstrual pattern and contraceptive adherence. Patient Prefer Adherence. ;9:1219-1224.
Aribo, 2015, Menarcheal age in school girls in Calabar, Nigeria Der Pharmacia Lettre, 7, 325
Glueck, 2015, Adolescent oligomenorrhea (age 14-19) tracks into the third decade of life (age 20-28) and predicts increased cardiovascular risk factors and metabolic syndrome, Metabolism, 64, 539, 10.1016/j.metabol.2015.01.005
Nooh, 2015, Menstrual disorders among Zagazig University Students, Zagazig, Egypt, Mid East Fertil Soc J, 20, 198, 10.1016/j.mefs.2014.08.002
Nooh, 2016, Nature and Prevalence of Menstrual Disorders among Teenage Female Students at Zagazig University, Zagazig, Egypt, J Pediatr Adolesc Gynecol, 29, 137, 10.1016/j.jpag.2015.08.008
Nwokocha, 2016, Pattern of teen menstruation among secondary school girls in south east Nigeria, J Pediatr Endocrinol Metab, 29, 343, 10.1515/jpem-2015-0257
Hoppenbrouwers, 2016, Characteristics of the menstrual cycle in 13-year-old Flemish girls and the impact of menstrual symptoms on social life, Eur J Pediatr, 175, 623, 10.1007/s00431-015-2681-7
Ravi, 2017, Social impact of menstrual problems among adolescent school girls in rural Tamil Nadu, Int J Adolesc Med Health, 10.1515/ijamh-2016-0088
Sharma, 2016, Knowledge and practices about menstrual hygiene among school adolescent girls in Agroha village of Haryana, J Evol Med Dental Sci, 5, 389, 10.14260/jemds/2016/89
Ryan, 2017, The Treatment of Dysmenorrhea, Pediatr Clin North Am, 64, 331, 10.1016/j.pcl.2016.11.004
Akbarzadeh, 2017, The relationship between age at menarche and primary dysmenorrhea in female students of shiraz schools, Shiraz E Med J, 18, e14520, 10.5812/semj.14520
Adams Hillard, 2017, Data from a menstrual cycle tracking app informs our knowledge of the menstrual cycle in adolescents and young adults, J Pediatr Adolesc Gynecol, 30, 269, 10.1016/j.jpag.2017.03.015
Yucel, 2018, Menstrual Characteristics and Related Problems in 9-18 Year- Old Turkish School Girls, J Pediatr Adolesc Gynecol, 10.1016/j.jpag.2018.03.002
Pena, 2018, The majority of irregular menstrual cycles in adolescence are ovulatory: Results of a prospective study, Arch Dis Child, 103, 235, 10.1136/archdischild-2017-312968