共 22 条
[1]
Bennett D., 1980, Current therapy in theriogenology, P595
[3]
CARR EA, 1993, J AM VET MED ASSOC, V202, P631
[4]
FARROW CS, 1978, CAN VET J, V19, P24
[5]
FARROW CS, 1976, J AM VET RADIOL SOC, V17, P11
[6]
FOX MW, 1963, J AM VET MED ASSOC, V143, P1219
[7]
FREAK M. J., 1962, Veterinary Record, V74, P1323
[8]
GAUDET DA, 1985, COMP CONT EDUC PRACT, V7, P406
[9]
GAUDET DA, 1985, J AM ANIM HOSP ASSOC, V21, P813
[10]
GREINER TP, 1974, CURRENT VET THERAPY, V5, P909