Sá Filho, Ocilon Gomes Effect of progesterone and/or estradiol treatments prior to induction of ovulation on subsequent luteal lifespan in anestrous Nelore cows. [electronic resource] - Animal reproduction science May 2009 - 95-106 p. digital Publication Type: Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 1873-2232 Standard No.: 10.1016/j.anireprosci.2008.04.006 doi Subjects--Topical Terms: Administration, IntravaginalAnestrusAnimalsCattle--physiologyCorpus Luteum--drug effectsEstradiol--administration & dosageFemaleGonadotropin-Releasing Hormone--administration & dosageInjections, Intramuscular--veterinaryLuteolysis--drug effectsOvulation Induction--methodsPlacebosProgesterone--administration & dosage