Elliott, Julian H.
Grimshaw, Jeremy
Altman, Russ
Bero, Lisa
Goodman, Steven N.
Henry, David
Macleod, Malcolm
Tovey, David
Tugwell, Peter
White, Howard
Sim, Ida
Article History
First Online: 4 November 2015
Competing interests
: D.T. is an employee of, and J.H.E., J.G., P.T. and L.B. are contributors to, Cochrane, an independent, non-profit organization engaged in the development of health evidence for decision-making.