title: Use of oxygen to close patent ductus arteriosus in preterm infants.
mesh_terms: D004374:Ductus Arteriosus, Patent / Q000175:diagnosis / Q000209:etiology / Q000628:therapy*; D005260:Female; D005865:Gestational Age; D006801:Humans; D000860:Hypoxia / Q000150:complications; D007231:Infant, Newborn; D007234:Infant, Premature; D008297:Male; D008431:Maternal-Fetal Exchange; D010100:Oxygen / Q000627:therapeutic use*; D010102:Oxygen Inhalation Therapy; D011247:Pregnancy; D012907:Smoking
chemical_list: D010100:Oxygen