7 Multiple pregnancy

Aberg, 1978, Cardiac puncture of fetus with Hurler's disease avoiding abortion of unaffected co-twin, Lancet, ii, 990, 10.1016/S0140-6736(78)92550-3 Bailey, 1980, Antepartum fetal heart monitoring in multiple pregnancy, British Journal of Obstetrics and Gynaecology, 87, 561, 10.1111/j.1471-0528.1980.tb05003.x Beck, 1981, Twin pregnancy, abortion of one fetus with Down's syndrome by sectio parva, the other delivered mature and healthy, European Journal of Obstetrics, Gynecology and Reproductive Biology, 100, 276 Bell, 1986, Birth asphyxia, trauma and mortality in twins: has caesarean section improved outcome?, American Journal of Obstetrics and Gynecology, 154, 235, 10.1016/0002-9378(86)90646-0 Berkowitz, 1988, Selective reduction of multifetal pregnancies in the first trimester, New England Journal of Medicine, 318, 1043, 10.1056/NEJM198804213181607 Blake, 1984, Evaluation of nonstress fetal heart rate testing in multiple gestation, Obstetrics and Gynecology, 63, 528 Bryan, 1983, The Nature and Nurture of Twins, 36 Bryan, 1983, The Nature and Nurture of Twins, 156 Burn, 1984, Congenital heart defects and twinning, Acta Geneticae Medicae et Gemellologiae, 33, 61, 10.1017/S0001566000007510 Burn, 1988, Zygosity determination and the types of twinning. Twin transfusion syndrome, 37 Campbell, 1988, Outcome of twin pregnancies, 179 Campbell, 1988, Management of labour and delivery: higher multiples, 158 Campbell, 1989, Estimating fetal weight in twin pregnancy—how good are we?, Acta Geneticae Medicae et Gemellologiae Cetrulo, 1976, Ritodrine HC1 for the prevention of premature labour in twin pregnancies, Acta Geneticae Medicae et Gemellologiae, 25, 321, 10.1017/S0001566000014355 Cetrulo, 1980, Management of multiple gestations, Clinics in Obstetrics and Gynaecology, 23, 533, 10.1097/00003081-198006000-00022 Chervenak, 1986, The controversy of mode of delivery in twins: the intrapartum management of twin gestation (part II), 10, 44 Crane, 1980, Ultrasonic growth patterns in normal and discordant twins, Obstetrics and Gynecology, 55, 678 Crowther, 1989, Preterm labour in twin pregnancies: can it be prevented by hospital admission?, British Journal of Obstetrics and Gynaecology, 96, 850, 10.1111/j.1471-0528.1989.tb03327.x D'Alton, 1986, Ultrasound in antenatal management of twin gestation, 10(1), 30 Danskin, 1989, Twin-to-twin transfusion syndrome: what are appropriate diagnostic criteria, American Journal of Obstetrics and Gynecology, 161, 365, 10.1016/0002-9378(89)90521-8 Divon, 1989, Discordant twins—a prospective study of the diagnostic value of real-time ultrasonography combined with umbilical artery velocimetry, American Journal of Obstetrics and Gynecology, 161, 757, 10.1016/0002-9378(89)90396-7 Ellis, 1979, The Northwestern University Multihospital Twin Study. II Mortality of first versus second twin, Acta Geneticae Medicae et Gemellologiae, 28, 347, 10.1017/S0001566000008904 Farroqui, 1973, A review of twin pregnancies and perinatal mortality, Obstetrical and Gynecological Survey, 28, 144, 10.1097/00006254-197302000-00026 Filler, 1986, Conjoined twins and their separation, 10(1), 82 Gericke, 1986, Genetic and teratological consideration in the analysis of concordant and discordant abnormalities in twins, South African Medical Journal, 69, 111 Gigon, 1981, Twin pregnancy with operative removal of one fetus with chromosomal mosaicism 46XX/45XO and term delivery of a healthy baby, Zeitschrift für Geburtshilfe und Perinatologie, 185, 365 Gilbert, 1988, The management of multiple pregnancy in women with a lower segment caesarean scar. Is a repeat caesarean section really the safe option?, British Journal of Obstetrics and Gynaecology, 95, 1312, 10.1111/j.1471-0528.1988.tb06824.x Giles, 1985, Umbilical waveforms in twin pregnancy, Acta Geneticae Medicae et Gemellologiae, 34, 233, 10.1017/S0001566000004803 Grennert, 1976, Ultrasound and human placental lactogen screening for early detection of twin pregnancies, Lancet, i, 4, 10.1016/S0140-6736(76)92905-6 Grumbach, 1986, Twin and singleton growth patterns compared using ultrasound, Radiology, 158, 237, 10.1148/radiology.158.1.3510021 Gummerus, 1987, Prophylactic longterm oral tocolysis of multiple pregnancies, British Journal of Obstetrics and Gynaecology, 94, 249, 10.1111/j.1471-0528.1987.tb02362.x Hanson, 1975, Incidence of conjoined twinning, Lancet, ii, 1257, 10.1016/S0140-6736(75)92092-9 Harrison, 1985, Multiple pregnancy, British Journal of Obstetrics and Gynaecology, 92, 49 Hartikainen-Sorri, 1984, Is routine hospitalization needed in antenatal care of twin pregnancy, Journal of Perinatal Medicine, 12, 31 Hay, 1970, Congenital malformations in twins, American Journal of Human Genetics, 22, 662 Hellin, 1895, Die Ursache der Multiparitat der Unipaeren Heluin, 1979, Clinical management of twin pregnancies, Acta Geneticae Medicae et Gemellologiae, 28, 333, 10.1017/S0001566000008874 Houlton, 1982, Factors associated with pre-term labour and changes in the cervix before labour in twin pregnancy, British Journal of Obstetrics and Gynaecology, 89, 190, 10.1111/j.1471-0528.1982.tb03611.x Howie, 1988, Selective reduction in multiple pregnancy. Legal confusion and ethical dilemmas, British Medical Journal, 297, 433, 10.1136/bmj.297.6646.433 James, 1978, A note on the epidemiology of acardiac monsters, Teratology, 15, 211 Kallen, 1986, Congenital malformations in twins: a population study, Acta Geneticae Medicae et Gemellologiae, 35, 167, 10.1017/S0001566000005687 Kelsick, 1982, Management of the breech second twin, American Journal of Obstetrics and Gynecology, 144, 783, 10.1016/0002-9378(82)90352-0 Keuly, 1988, Obstetrical Measurements in Ultrasound. A Reference Manual, 202 Layde, 1980, Congenital malformations in twins, American Journal of Human Genetics, 32, 69 Lenstrup, 1984, Reactive value of antepartum non-stress test in multiple pregnancies, Acta Obstetricia et Gynecologica Scandinavica, 63, 597, 10.3109/00016348409155544 Leroy, 1982, Uterine height and umbilical perimeter curves in twin pregnancies, Acta Geneticae Medicae et Gemellologiae, 31, 195, 10.1017/S000156600000828X Librach, 1984, Genetic amniocentesis in seventy twin pregnancies, American Journal of Obstetrics and Gynecology, 148, 585, 10.1016/0002-9378(84)90753-1 Little, 1986, Congenital anomalies in twins, 10(1), 50 Little, 1988, Congenital anomalies, 207 Little, 1988, Descriptive epidemiology, 37 MacGillivray, 1975, Malformations and other abnormalities in twins, 165 MacGillivray, 1981, The outcome of twin pregnancies in Aberdeen, 203 MacGillivray, 1988, Management of twin pregnancies, 111 Malmstrom, 1988, Maternal recognition of twin pregnancy, Acta Geneticae Medicae et Gemellologiae, 37, 187, 10.1017/S0001566000004116 Marivate, 1977, Effect of prophylactic outpatient administration of fenoterol on the time and onset of spontaneous labour and fetal growth rate in twin pregnancy, American Journal of Obstetrics and Gynecology, 128, 707, 10.1016/0002-9378(77)90707-4 Medearis, 1979, Perinatal deaths in twin pregnancy. A five-year analysis of statistics in Missouri, American Journal of Obstetrics and Gynecology, 134, 413, 10.1016/S0002-9378(16)33083-6 Neilson, 1988, Fetal growth in twin pregnancies, Acta Geneticae Medicae et Gemellologiae, 37, 35, 10.1017/S0001566000004232 Neilson, 1989, Coitus, twin pregnancy and preterm labour, American Journal of Obstetrics and Gynecology, 160, 416, 10.1016/0002-9378(89)90462-6 Neilson, 1986, Cervical assessment in the management of twin pregnancy, Acta Geneticae Medicae et Gemellologiae, 35, 68 Neilson, 1988, Tape measurement of symphysis-fundal height in twin pregnancies, British Journal of Obstetrics and Gynaecology, 95, 1054, 10.1111/j.1471-0528.1988.tb06513.x Newton, 1986, Antepartum care in multiple gestation, 10(1), 19 Newton, 1983, Management of non reactive non stress test in a twin gestation, Obstetrics and Gynecology, 68, 345 O'Connor, 1979, Double blind trial of ritodrine and placebo in twin pregnancy, British Journal of Obstetrics and Gynaecology, 86, 706, 10.1111/j.1471-0528.1979.tb11270.x O'Connor, 1981, The merits of special antenatal care for twin pregnancies, British Journal of Obstetrics and Gynaecology, 88, 222, 10.1111/j.1471-0528.1981.tb00972.x Olofsson, 1985, Twin delivery: How should the second twin be delivered?, American Journal of Obstetrics and Gynecology, 153, 479, 10.1016/0002-9378(85)90456-9 Papiernik, 1985, A low rate of perinatal deaths for twin births, Acta Geneticae Medicae et Gemellologiae, 34, 201, 10.1017/S0001566000004748 Patel, 1984 Pijpers, 1988, Genetic amniocentesis in twin pregnancies, British Journal of Obstetrics and Gynaecology, 95, 323, 10.1111/j.1471-0528.1988.tb06599.x Powers, 1979, Bed rest in twin pregnancy: identification of a critical period and its cost implications, American Journal of Obstetrics and Gynecology, 134, 23, 10.1016/0002-9378(79)90790-7 Rayburn, 1980, Coital activity and premature delivery, American Journal of Obstetrics and Gynecology, 137, 972, 10.1016/S0002-9378(16)32841-1 Redwine, 1986, Selective birth, 10, 73 Rodeck, 1984, Fetoscopy in the management of twin pregnancies discordant for a severe abnormality, Acta Geneticae Medicae et Gemellologiae, 33, 57, 10.1017/S0001566000007509 Rodeck, 1981, Sampling pure fetal blood in twin pregnancies by fetoscopy using a single uterine puncture, Prenatal Diagnosis, 1, 43, 10.1002/pd.1970010109 Rydhstrom, 1985, Twin deliveries in Sweden 1973–1981. The value of an increasing caesarean section rate, Archives of Gynecology, 237, 168 Samueloff, 1983, Fetal movements in multiple pregnancy, American Journal of Obstetrics and Gynecology, 146, 789, 10.1016/0002-9378(83)91079-7 Saunders, 1985, The effects of hospital admission for bed rest on the duration of twin pregnancy, Lancet, ii, 793, 10.1016/S0140-6736(85)90792-5 Schinzel, 1979, Monozygotic twinning and structural defects, Journal of Pediatrics, 95, 921, 10.1016/S0022-3476(79)80278-4 Schneider, 1985, Premature contractions: are they caused by maternal standing?, Acta Geneticae Medicae et Gemellologiae, 34, 175, 10.1017/S0001566000004694 Schneider, 1978, On twin care: early detection of twin pregnancies with the use of charts of normal uterine height and waist measurements, 143 Sinha, 1979, Relative cervical incompetence in twin pregnancy. Assessment and efficacy of cervical suture, Acta Geneticae Medicae et Gemellologiae, 28, 327, 10.1017/S0001566000008862 Skjaerris, 1982, Prevention of prematurity in twin pregnancy by orally administered Terbutaline, Acta Obstetricia et Gynecologica Scandinavica Supplement, 108, 39, 10.3109/00016348209155343 Smith, 1989, Growth patterns in preterm and term twin deliveries, Acta Geneticae Medicae et Gemellologiae Socol, 1984, Diminished biparietal diameter and abdominal circumference growth in twins, Obstetrics and Gynecology, 64, 235 Storlazzi, 1987, Ultrasonic diagnosis of discordant fetal growth in twin gestations, Obstetrics and Gynecology, 69, 363 Strong, 1989, Vaginal birth after caesarean delivery in the twin gestation, American Journal of Obstetrics and Gynecology, 161, 29, 10.1016/0002-9378(89)90224-X Tamby Raja, 1978, Prevention of prematurity in twins, Australian and New Zealand Journal of Obstetrics and Gynaecology, 18, 179, 10.1111/j.1479-828X.1978.tb00044.x Taylor, 1976, Editorial, Obstetrical and Gynecological Survey, 31, 535 Thom, 1984, Maternal serum alpha-feto-protein in monozygotic and dizygotic twin pregnancy, Prenatal Diagnosis, 4, 341, 10.1002/pd.1970040504 Tresmontant, 1983, Cost of care and prevention of preterm births in twin pregnancies, Acta Geneticae Medicae et Gemellologiae, 32, 99, 10.1017/S0001566000006371 Vandekerckhove, 1984, Screening for multiple pregnancy, Acta Geneticae Medicae et Gemellologiae, 33, 571, 10.1017/S0001566000007091 Weekes, 1977, The relative efficacy of bed rest, cervical suture and no treatment in the management of twin pregnancy, British Journal of Obstetrics and Gynaecology, 84, 161, 10.1111/j.1471-0528.1977.tb12549.x Windham, 1984, Malformations in twins and their siblings, Norway, 1967–1979, Acta Geneticae Medicae et Gemellologiae, 33, 87, 10.1017/S0001566000007558 Windham, 1982, The association of twinning and neural tube defects: studies in Los Angeles, California and Norway, Acta Geneticae Medicae et Gemellologiae, 31, 165, 10.1017/S0001566000008254 Yarkoni, 1987, Estimated fetal weight in the evaluation of growth in twin gestations. A prospective longitudinal study, Obstetrics and Gynecology, 69, 636