Complications of late gestation in the mare

abortion aborto allantoic fluid animal embryos avortement body fluids complicaciones del embarazo complicaciones del parto complication de la gestation complication du part diagnosis diagnostic embriones animales embryon animal gestation gestation period hidramnios hydramnios jument liquide biologique mares parturition complications pregnancy pregnancy complications progestagenos progestational hormones progestogens uterine torsion yegua