共 9 条
[1]
BLOOD DC, 1989, VET MED, P722
[2]
CLINE G, 1989, BOVINE PRACTITIONER, V21, P176
[4]
MCKEE TJ, 1988, VET MED, V83, P300
[5]
Petrie L., 1987, In Practice, V9, P50
[6]
SEITZ SE, 1989, J AM VET MED ASSOC, V194, P1423
[7]
SMITH, 1990, LARGE ANIMAL INTERNA
[8]
THOEN CO, 1988, J AM VET MED ASSOC, V192, P1609
[9]
Whitlock R. H., 1986, Bovine Practitioner, V21, P24