TY - GEN AU - Laster,D B TI - Ovulation, fertility and prenatal mortality in heifers treated with PMSG or porcine FSH SN - 0022-4251 PY - 1973///0731 KW - Abortion, Spontaneous KW - prevention & control KW - Animals KW - Cattle KW - physiology KW - Corpus Luteum KW - drug effects KW - Estrus KW - Female KW - Fertility KW - Fertilization KW - Fetal Death KW - Follicle Stimulating Hormone KW - pharmacology KW - Gonadotropins, Equine KW - Injections, Intramuscular KW - Microscopy, Phase-Contrast KW - Ovulation KW - Pregnancy KW - Progesterone KW - Swine KW - Uterus N1 - Publication Type: Journal Article UR - https://doi.org/10.1530/jrf.0.0330275 ER -