By Marieb
By Robert Marcus, etc., David Feldman, Jennifer Kelsey (all of Stanford University School of Medicine, Palo Alto, California, USA)
By Franklin Bretschneider (Utrecht University, utrecht, The Netherlands), Jan R. de Weille (University of Montpellier, Montpellier, France)
By Bernard Kingston
By Frederic H. Martini, Charles M. Seiger
By Angela Royston
By W.Edward Allen
By Patricia Walsh, Ron Fridell
By Curtis C. Travis
By Paul Broks
By Lily Chou, Norman G. Link, Ph.D.
By Rod R. Seeley, Trent D. Stephens, Philip Tate
By Jeannette Ewin, Ph.D., D.F. Horrobin
By National Research Council, Division on Earth and Life Studies, Board on Agriculture and Natural Resources, Committee on Animal Nutrition, Subcommittee on Dog and Cat Nutrition
By Renato Dulbecco (The Salk Institute, La Jolla, California, U.S.A.)
By Nigel Palastanga, etc., Derek Field (Vice Principal, North London School of Physiotherapy, London), Roger Soames (Senior Lecturer in Anatomy, King's college, University of London)
By Albert L. Smit, A.G. Bengough, Chris Engels, M. Van Noordwijk, S. Pellerin
By Georg Glaeser, Hannes F. Paulus
By E. Stacey, Y. Toun
By David Hutson, T.R. Roberts
By Elaine Marieb
By P.M. Harris
By Deborah Cadbury
By Mark S. Meskin, Wayne R. Bidlack, Audra J. Davies, Stanley T. Omaye
By Peter S. Ungar (Distinguished Professor and Chair of Anthropology, Distinguished Professor and Chair of Anthropology, University of Arkansas)
By K. Hamblin
By T. Hieda
By B. Pfau-Effinger, T. Rostgaard