共 50 条
- [32] Estimating Abundance and Simulating Fertility Control in a Feral Burro Population JOURNAL OF WILDLIFE MANAGEMENT, 2021, 85 (06): : 1187 - 1199
- [33] SURVEY ON FERTILITY AND BIRTH-CONTROL IN NOMADIC POPULATION OF IRAN POPULATION, 1976, 31 (03): : 722 - 728
- [34] CHANGES IN USE OF BIRTH CONTROL METHODS POPULATION STUDIES-A JOURNAL OF DEMOGRAPHY, 1973, 27 (01): : 33 - 57
- [35] Periodic Fertility and Sterility in Woman: A Natural Method of Birth Control AMERICAN JOURNAL OF PUBLIC HEALTH AND THE NATIONS HEALTH, 1935, 25 (03): : 374 - 375
- [36] Contraception and fertility Birth control until it is (nearly) too late? GYNAKOLOGISCHE ENDOKRINOLOGIE, 2021, 19 (04): : 295 - 302
- [38] NEW METHOD OF ESTIMATING STANDARD FERTILITY MEASURES FROM INCOMPLETE DATA - COALE,AJ, HILL,AG AND TRUSSELL,TJ DEMOGRAFIA, 1976, 19 (01): : 106 - 107
- [40] OBSERVATIONS ON OPEN BIRTH INTERVAL AND OPEN STATUS AS INDICATORS OF FERTILITY CHANGES JOURNAL OF FAMILY WELFARE, 1970, 16 (03): : 42 - 45