title: Evaluation of the post partum mare in relation to foal heat breeding. I. Rectal palpation, vaginoscopy and ultrasound scanning.
mesh_terms: D000818:Animals; D004971:Estrus / Q000502:physiology; D005260:Female; D005298:Fertility; D006736:Horses / Q000502:physiology*; D049590:Postpartum Period / Q000502:physiology*; D011247:Pregnancy; D014599:Uterus / Q000033:anatomy & histology; D014621:Vagina / Q000033:anatomy & histology