Author: Kenneth L. Becker, John P. Bilezikian, William J. Bremner, Wellington Hung, C. Ronald Kahn, D. Lynn Loriaux, Eric S. Nylén, Robert W. Rebar, Gary L. Robertson, & Leonard Wartofsky
Author: W. G. Robertson, M. Peacock, D. Ouimet, P. J. Heyburn, A. Rutherford (auth.), Lynwood H. Smith, William G. Robertson, Birdwell Finlayson (eds.)