共 50 条
- [1] USE OF VAGINAL SMEARS TO DETERMINE OVULATION IN BITCH VETERINARY MEDICINE & SMALL ANIMAL CLINICIAN, 1967, 62 (09): : 869 - &
- [2] USE OF PHASE MICROSCOPY WITH VAGINAL SMEARS TO DETERMINE OVULATION IN BITCH VETERINARY MEDICINE & SMALL ANIMAL CLINICIAN, 1972, 67 (05): : 538 - &