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Pregnancy rates to timed artificial insemination in dairy cows treated with gonadotropin-releasing hormone or porcine luteinizing hormone

Animal ReproductionTheriogenologyFertilityDairy CowsAnimal ScienceReproductive HealthGynecologyArtificial InseminationLivestock HealthReproductive BiologyPublic HealthEndocrinologyMedicineAnimal BreedingGonadotropin-releasing HormoneReproductive Endocrinology