by University of Pittsburgh. School of Medicine
by A. A. St. M. (Arthur Albert St. M.) Mouritz
by M. C. (Milton C.) Winternitz, Frank P. McNamara, Isabel M. Wason
by Warren T. (Warren Taylor) Vaughan
by Eugene L. (Eugene Lindsay) Opie, Francis G. (Francis Gilman) Blake, Thomas M. (Thomas Milton) Rivers, James C. (James Craig) Small
by Provincial Board of Health of Ontario