R. Crenshaw
发表
R. Yordan,
J. Gandia,
F. Veray,
1972,
Boletin de la Asociacion Medica de Puerto Rico.
M. R. García Palmieri,
R. Crenshaw,
1965,
American heart journal.
L M Vistnes,
L. Vistnes,
R P Crenshaw,
1989,
Journal of rehabilitation research and development.