Rings Dm
发表
P. Constable,
Hoffsis Gf,
Rings Dm,
1990
.
Hull Bl,
Schmall Lm,
Hoffsis Gf,
1989
.
Hull Bl,
Hoffsis Gf,
Rings Dm,
1984
.
Hull Bl,
Stevens Gd,
Schmall Lm,
1989
.
L. Heider,
D. Rings,
S. Bech-Nielsen,
1989,
Journal of the American Veterinary Medical Association.
P. Constable,
G. Miller,
G. Hoffsis,
1992,
American journal of veterinary research.
J. Rojko,
D. Rings,
Rings Dm,
1985,
The Cornell veterinarian.
R. Streeter,
G. Hoffsis,
D. Rings,
1995,
American journal of veterinary research.
P. Constable,
D. Morin,
D. Rings,
1997,
Journal of the American Veterinary Medical Association.
P. Constable,
D. Rings,
B. Hull,
1992,
Journal of the American Veterinary Medical Association.