W. Ricker
发表
W. Ricker,
M. Clark,
1949
.
W. Ricker,
M. Clark,
1949,
American journal of clinical pathology.
W. Ricker,
1948,
Manitoba medical review.
W. Chambers,
W. F. Windle,
H. Koenig,
1950
.
W. Ricker,
M. Lincoln,
1954,
Annals of internal medicine.