Imboden, I Influence of immunization against GnRH on reproductive cyclicity and estrous behavior in the mare. [electronic resource] - Theriogenology Nov 2006 - 1866-75 p. digital Publication Type: Journal Article ISSN: 0093-691X Standard No.: 10.1016/j.theriogenology.2006.04.038 doi Subjects--Topical Terms: AnimalsEstradiol--bloodEstrus--bloodFemaleGonadotropin-Releasing Hormone--immunologyHorses--bloodImmunization--veterinaryInjections, Intramuscular--veterinaryOvulation--drug effectsProgesterone--bloodRandom AllocationReproduction--drug effectsSexual Behavior, Animal--drug effects