title: Pre-pregnancy oral contraceptives and respiratory-distress syndrome.
mesh_terms: D000328:Adult; D001724:Birth Weight; D003276:Contraceptives, Oral; D005260:Female; D005865:Gestational Age; D006801:Humans; D007231:Infant, Newborn; D008168:Lung / Q000196:embryology; D008928:Mitochondria / Q000187:drug effects; D010063:Ovum / Q000187:drug effects; D011247:Pregnancy; D011663:Pulmonary Surfactants; D012127:Respiratory Distress Syndrome, Newborn / Q000453:epidemiology* / Q000517:prevention & control
chemical_list: D003276:Contraceptives, Oral; D011663:Pulmonary Surfactants