title: CONSTRICTION OF THE DUCTUS ARTERIOSUS. EXPERIMENTAL OBSERVATIONS IN THE NEWBORN LAMB.
mesh_terms: D000818:Animals; D000831:Animals, Newborn; D001769:Blood; D003250:Constriction; D004373:Ductus Arteriosus; D005260:Female; D005318:Fetal Heart; D005333:Fetus; D006354:Heart, Artificial; D006801:Humans; D008431:Maternal-Fetal Exchange; D010100:Oxygen; D011247:Pregnancy; D012106:Research; D012756:Sheep; D034561:Sheep, Domestic; D014652:Vascular Diseases; D014684:Venae Cavae
chemical_list: D010100:Oxygen
keywords: ANIMALS, NEWBORN; BLOOD; DUCTUS ARTERIOSUS; EXPERIMENTAL LAB STUDY; FETAL HEART; FETUS; HEART, MECHANICAL; MATERNAL-FETAL EXCHANGE; OXYGEN; SHEEP; VASCULAR DISEASES; VENAE CAVAE