title: When to treat the patent ductus arteriosus with indomethacin in very-low-birth-weight infants.
mesh_terms: D002986:Clinical Trials as Topic; D004374:Ductus Arteriosus, Patent / Q000188:drug therapy*; D005260:Female; D005865:Gestational Age; D006801:Humans; D007213:Indomethacin / Q000627:therapeutic use*; D007230:Infant, Low Birth Weight; D007231:Infant, Newborn; D007234:Infant, Premature; D008297:Male
chemical_list: D007213:Indomethacin