About the Authors

Isabelle Boutron, Candice Estellat, Lydia Guittet, Agnes Dechartres, Philippe Ravaud
INSERM U738, Paris, France

Isabelle Boutron, Candice Estellat, Lydia Guittet, Agnes Dechartres, Philippe Ravaud
Université Paris 7, UFR de Médecine, Paris, France

Isabelle Boutron, Candice Estellat, Lydia Guittet, Agnes Dechartres, Philippe Ravaud
AP-HP, Hópital Bichat, Département d'Epidémiologie, Biostatistique et Recherche Clinique, Paris, France

David L Sackett
Trout Research and Education Centre at Irish Lake, Markdale, Ontario, Canada

Asbjørn Hróbjartsson
Nordic Cochrane Centre, Rigshospitalet, Copenhagen, Denmark

Corresponding Author

isabelle.boutron@bch.ap-hop-paris.fr

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

IB, DLS, AH, and PR designed the study. IB analyzed the data. IB, CE, LG, LG, AD, DLS, AH, and PR contributed to writing the paper. IB, CE, LG, and AD collected data or did experiments for the study.