R. Hamlin
发表
R. Hamlin,
1952,
Lancet.
R. Duncan,
R. Hamlin,
1990,
Journal of the American Veterinary Medical Association.
R. Hamlin,
1962
.
R. Hamlin,
E. Nicholson,
1969,
British medical journal.
R. Hamlin,
1952,
Lancet.
Gordon Williams,
S. Beavis,
K. A. Carpenter,
1992
.
R. Hamlin,
1958,
Clinical obstetrics and gynecology.