Michelle Roseman, Erick H Turner, Joel Lexchin, James C Coyne, Lisa A Bero, Brett D Thombs et al
Roseman M, Turner E H, Lexchin J, Coyne J C, Bero L A, Thombs B D et al.
Reporting of conflicts of interest from drug trials in Cochrane reviews: cross sectional study
BMJ 2012; 345 :e5155
doi:10.1136/bmj.e5155