TY - GEN AU - Arendarcik,J AU - Molnárová,M AU - Halagan,J AU - Maracek,I TI - [Characteristics of protein-protease inhibitors, 17-beta estradiol and progesterone in the blood of heifers returning to estrus following LH/FSH-RH treatment] SN - 0375-8427 PY - 1979///0516 KW - Animals KW - Cattle KW - blood KW - Estradiol KW - Estrus KW - Estrus Synchronization KW - drug effects KW - Female KW - Gonadotropin-Releasing Hormone KW - administration & dosage KW - Injections, Intramuscular KW - Pregnancy KW - Progesterone KW - Protease Inhibitors N1 - Publication Type: English Abstract; Journal Article ER -