title: PDAs, prostaglandins, and RLF.
mesh_terms: D001241:Aspirin / Q000009:adverse effects; D004374:Ductus Arteriosus, Patent / Q000188:drug therapy*; D005260:Female; D006801:Humans; D007213:Indomethacin / Q000627:therapeutic use; D007231:Infant, Newborn; D011247:Pregnancy; D011458:Prostaglandins E / Q000009:adverse effects*; D012178:Retinopathy of Prematurity / Q000139:chemically induced*
chemical_list: D011458:Prostaglandins E; D001241:Aspirin; D007213:Indomethacin