By S. Cynkin, A.N. Robinson
By J.L. Stedman, John H. Dirckx
By Alexander J. Walt, Robert F. Wilson
By Marin Kollef, Warren Isakow
By M.A. Fletcher, Mhairi G. MacDonald
By American College of Sports Medicine
By Gary Kielhofner, Wayne Hubbel, John Butler
By Elizabeth Blesedell Crepeau, Ellen S. Cohn, Barbara A. Boyt Schell, Helen S. Willard, Clare S. Spackman
By R.M. Schmidt, Solomon Margolin
By L.L. Leape
By Murray J. Favus, Sylvia Christakos, Steven R. Goldring, M.F. Holick, et al
By Joseph K.T. Lee, Stuart S. Sagel, Robert J. Stanley, Jay P. Heiken
By Ben Atchison, Diane K. Dirette
By Robert W. Schrier
By Ruth Lundeen Memmler, Barbara J. Cohen
By Peter Leathwood, etc.
By Jean-Philippe Bonjour (Division of Pathophysiology, Department of Medicine, University Hospital, Geneva, Switzerland), Reginald C. Tsang (Pediatric Bone Research Center, University of Cincinnati, USA)
By K.Frank Austen, Michael M. Frank, John P. Atkinson, Harvey I. Cantor
By Springhouse
By Barbara Janson Cohen, Ba, MSEd, Jason James Taylor
By Barbara Janson Cohen, Ba, MSEd
By Tadataka Yamada, etc., et al
By Lynn S. Bickley
By Max Samter, Michael M. Frank, K.Frank Austen, Henry N. Claman, Emil R. Unanue
By Richard M. Schwartzstein, Michael J. Parker
By William D. McArdle, BS, M.Ed, PhD, Frank I. Katch, Victor Katch
By Harold I. Kaplan, Benjamin Sadock
By Sunir J. Garg
By James C. Hansen