R. M. Williams

发表

F. Pipers, G. Fackelman, C. Becker, 1992, Equine veterinary journal.

R. M. Williams, 1975, Australasian radiology.

J. Mangels, R. M. Williams, 1983 .

A. Parry, Charles McCollum, C. Mccollum, 1997, British Journal of Surgery.