By Gordon Guyatt, Drummond Rennie
By Len Doyal, Jeffrey S. Tobias (The Meyerstein Institute of Oncology)
By Fredric (Fred) M. Wolf
By Alejandro R. Jadad
By C. Phillips
By James McCormick, Petr Skrabanek
By frank wells
By David Machin, Michael J. Campbell, Say Beng Tan, Sze Huey Tan
By Martin Underwood, etc., Hannaford, Slowther
By Christine Dean, Hugh Freeman
By Helen Roberts
By Janet Leece (Staffordshire Social Services), Joanna Bornat
By Britt Wray
By Bull
By R.L. Ruberg, D. J. Smith, D.J. Smith Jr
By Robert Berkow
By McGurk, Mark, Cascarini, Luke
By Heinz Stammberger, Michael Hawke
By Nicholas G. Georgiade, etc., Gregory S. Georgiade
By Sarah Wilson
By Stephen Bolsover, etc., Jeremy S. Hyams, Elizabeth Shephard, J.S. Jones
By Philip Burnard
By L.M. Dunne
By Philip Burnard, Christine M. Chapman
By Irene Jones Heywood
By Martin Edis, Jill Baker
By Marc Stauch (University of Hannover, Germany), Kay Wheat (Nottingham Trent University, UK)
By P. Spurgeon, Fred Barwell
By Ann Compton, Mary Ashwin