Vascular anastomosis and fusion of foetal membranes in multiple pregnancy in the sheep.
D000818:Animals; D001163:Arteriovenous Anastomosis; D005321:Extraembryonic Membranes / Q000033:anatomy & histology* / Q000098:blood supply; D005260:Female; D010920:Placenta / Q000098:blood supply; D011247:Pregnancy; D011270:Pregnancy, Animal; D011272:Pregnancy, Multiple; D012756:Sheep / Q000033:anatomy & histology*