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- [1] PERIPHERAL PLASMA PROGESTERONE LEVELS IN COW DURING PREGNANCY AND PARTURITION AMERICAN JOURNAL OF PHYSIOLOGY, 1970, 218 (02): : 571 - +
- [2] HORMONE LEVELS IN PERIPHERAL PLASMA OF AFRIKANER COW .1. PROGESTERONE AND LUTEINIZING-HORMONE LEVELS DURING ESTROUS-CYCLE SOUTH AFRICAN JOURNAL OF ANIMAL SCIENCE-SUID-AFRIKAANSE TYDSKRIF VIR VEEKUNDE, 1978, 8 (01): : 1 - 5
- [3] COMPARISON OF PLASMA-LEVELS OF PROGESTERONE, ESTRADIOL, UNCONJUGATED ESTRIOL AND TOTAL ESTRIOL WITH URINARY TOTAL ESTROGEN-LEVELS IN CLINICAL OBSTETRIC PRACTICE BRITISH JOURNAL OF OBSTETRICS AND GYNAECOLOGY, 1978, 85 (04): : 278 - 292
- [4] INDUCED PARTURITION IN CATTLE .2. PLASMA ESTROGEN AND PROGESTERONE LEVELS JOURNAL OF THE SOUTH AFRICAN VETERINARY ASSOCIATION-TYDSKRIF VAN DIE SUID-AFRIKAANSE VETERINERE VERENIGING, 1980, 51 (02): : 101 - 103
- [9] PLASMA PROGESTERONE IN CATTLE .2. LEVELS DURING THE ESTROUS-CYCLE, PREGNANCY AND PARTURITION JOURNAL OF THE SOUTH AFRICAN VETERINARY ASSOCIATION-TYDSKRIF VAN DIE SUID-AFRIKAANSE VETERINERE VERENIGING, 1981, 52 (03): : 187 - 189