About the Authors

David Moher, Jennifer Tetzlaff, Andrea C Tricco, Margaret Sampson
Chalmers Research Group, Children's Hospital of Eastern Ontario Research Institute, Ottawa, Canada

David Moher
Department of Paediatrics, Faculty of Medicine, University of Ottawa, Ottawa, Canada

David Moher
Department of Epidemiology and Community Medicine, Faculty of Medicine, University of Ottawa, Ottawa, Canada

Andrea C Tricco
Institute of Population Health, University of Ottawa, Ottawa, Canada

Douglas G Altman
Centre for Statistics in Medicine, Oxford, United Kingdom

Corresponding Author

dmoher@uottawa.ca

Competing Interests

All of the authors are members of the Cochrane Collaboration. Four of the authors (DM, JT, MS, and DA) have been extensively involved with conceptualizing, developing, updating, and promoting the QUOROM Statement.

Author Contributions

DM, JT, MS, and DGA designed the study. JT analyzed the data. DM, JT, ACT, MS, and DGA contributed to writing the paper. JT and ACT helped screen articles for inclusion in the study and abstracted data. MS provided guidance to data abstractors in making ratings. ACT collected data or did experiments related to the study.