2017. Medroxyprogesterone acetate in homemade intravaginal devices for estrus synchronization in hair ewes: Evaluation of efficacy, adverse effects and comparison with a commercial device in Costa Rican herds. Ciencias veterinarias. 35, 2 (Dec. 2017), 85–102. DOI:https://doi.org/10.15359/rcv.35-2.3.