Preferred Reporting Items for Systematic Reviews and Meta-Analyses: The PRISMA Statement

AD Oxman, 1994, Users' guides to the medical literature. VI. How to use an overview. Evidence-Based Medicine Working Group., JAMA, 272, 1367, 10.1001/jama.1994.03520170077040

GH Swingler, 2003, Number of published systematic reviews and global burden of disease: Database analysis., BMJ, 327, 1083, 10.1136/bmj.327.7423.1083

2006, Randomized controlled trials registration/application checklist (12/2006).

C Young, 2005, Putting clinical trials into context., Lancet, 366, 107, 10.1016/S0140-6736(05)66846-8

CD Mulrow, 1987, The medical review article: State of the science., Ann Intern Med, 106, 485, 10.7326/0003-4819-106-3-485

HS Sacks, 1987, Meta-analysis of randomized controlled trials., New Engl J Med, 316, 450, 10.1056/NEJM198702193160806

HS Sacks, 1996, Meta-analysis: An update., Mt Sinai J Med, 63, 216

D Moher, 1994, Improving the quality of reporting of meta-analysis of randomized controlled trials: The QUOROM statement., Lancet, 354, 1896, 10.1016/S0140-6736(99)04149-5

2005, Glossary. Cochrane handbook for systematic reviews of interventions 4.2.5. The Cochrane Collaboration.

D Strech, 2008, Value judgments in the analysis and synthesis of evidence., J Clin Epidemiol, 61, 521, 10.1016/j.jclinepi.2008.01.001

D Moher, 2006, Systematic reviews: When is an update an update?, Lancet, 367, 881, 10.1016/S0140-6736(06)68358-X

2009, Centre for Reviews and Dissemination.

2008, Protocols & work in progress.

C De Angelis, 2004, Clinical trial registration: A statement from the International Committee of Medical Journal Editors., CMAJ, 171, 606, 10.1503/cmaj.1041281

CJ Whittington, 2004, Selective serotonin reuptake inhibitors in childhood depression: Systematic review of published versus unpublished data., Lancet, 363, 1341, 10.1016/S0140-6736(04)16043-1

SM Bagshaw, 2006, Acetylcysteine in the prevention of contrast-induced nephropathy: A case study of the pitfalls in the evolution of evidence., Arch Intern Med, 166, 161, 10.1001/archinte.166.2.161

GG Biondi-Zoccai, 2006, Compliance with QUOROM and quality of reporting of overlapping meta-analyses on the role of acetylcysteine in the prevention of contrast associated nephropathy: Case study., BMJ, 332, 202, 10.1136/bmj.38693.516782.7C

A Liberati, 2009, The PRISMA statement for reporting systematic reviews and meta-analyses of studies that evaluate health care interventions: Explanation and elaboration., PLoS Med, 6, e1000100, 10.1371/journal.pmed.1000100

DG Altman, 2001, The revised CONSORT statement for reporting randomized trials: Explanation and elaboration., Ann Intern Med, 134, 663, 10.7326/0003-4819-134-8-200104170-00012

PM Bossuyt, 2003, Towards complete and accurate reporting of studies of diagnostic accuracy: The STARD explanation and elaboration., Ann Intern Med, 138, W1, 10.7326/0003-4819-138-1-200301070-00012-w1

JP Vandenbroucke, 2007, Strengthening the Reporting of Observational Studies in Epidemiology (STROBE): Explanation and elaboration., Ann Intern Med, 147, W163, 10.7326/0003-4819-147-8-200710160-00010-w1

D Moher, 2007, Epidemiology and reporting characteristics of systematic reviews., PLoS Med, 4, e78, 10.1371/journal.pmed.0040078

M Bhandari, 2001, Meta-analyses in orthopaedic surgery: A systematic review of their methodologies., J Bone Joint Surg Am, 83-A, 15, 10.2106/00004623-200101000-00003

KD Kelly, 2001, Evaluating the quality of systematic reviews in the emergency medicine literature., Ann Emerg Med, 38, 518, 10.1067/mem.2001.115881

D Richards, 2004, The quality of systematic reviews in dentistry., Evid Based Dent, 5, 17, 10.1038/sj.ebd.6400242

PT Choi, 2001, Examining the evidence in anesthesia literature: A critical appraisal of systematic reviews., Anesth Analg, 92, 700, 10.1213/00000539-200103000-00029

A Delaney, 2005, A systematic evaluation of the quality of meta-analyses in the critical care literature., Crit Care, 9, R575, 10.1186/cc3803

K Dickersin, 2005, Publication bias: Recognizing the problem, understanding its origins and scope, and preventing harm., 11

AJ Sutton, 2005, Evidence concerning the consequences of publication and related biases., 175

J Lau, 2006, The case of the misleading funnel plot., BMJ, 333, 597, 10.1136/bmj.333.7568.597

U Ladabaum, 2001, Aspirin as an adjunct to screening for prevention of sporadic colorectal cancer: A cost-effectiveness analysis., Ann Intern Med, 135, 769, 10.7326/0003-4819-135-9-200111060-00007

JJ Deeks, 2001, Systematic reviews in health care: Systematic reviews of evaluations of diagnostic and screening tests., BMJ, 323, 157, 10.1136/bmj.323.7305.157

DG Altman, 2001, Systematic reviews of evaluations of prognostic variables., BMJ, 323, 224, 10.1136/bmj.323.7306.224

JP Ioannidis, 2001, Replication validity of genetic association studies., Nat Genet, 29, 306, 10.1038/ng749

J Lavis, 2005, Towards systematic reviews that inform health care management and policy-making., J Health Serv Res Policy, 10, 35, 10.1258/1355819054308549

LA Stewart, 1995, Practical methodology of meta-analyses (overviews) using updated individual patient data. Cochrane Working Group., Stat Med, 14, 2057, 10.1002/sim.4780141902

LP Moja, 2005, Assessment of methodological quality of primary studies by systematic reviews: Results of the metaquality cross sectional study., BMJ, 330, 1053, 10.1136/bmj.38414.515938.8F

GH Guyatt, 2008, GRADE: An emerging consensus on rating quality of evidence and strength of recommendations., BMJ, 336, 924, 10.1136/bmj.39489.470347.AD

HJ Schunemann, 2006, An official ATS statement: Grading the quality of evidence and strength of recommendations in ATS guidelines and recommendations., Am J Respir Crit Care Med, 174, 605, 10.1164/rccm.200602-197ST

AW Chan, 2004, Empirical evidence for selective reporting of outcomes in randomized trials: Comparison of protocols to published articles., JAMA, 291, 2457, 10.1001/jama.291.20.2457

AW Chan, 2004, Outcome reporting bias in randomized trials funded by the Canadian Institutes of Health Research., CMAJ, 171, 735, 10.1503/cmaj.1041086

CA Silagy, 2002, Publishing protocols of systematic reviews: Comparing what was done to what was planned., JAMA, 287, 2831, 10.1001/jama.287.21.2831