title: Letter: Caesarean section and respiratory distress syndrome.
mesh_terms: D002585:Cesarean Section / Q000009:adverse effects*; D005260:Female; D005865:Gestational Age; D006801:Humans; D007231:Infant, Newborn; D008168:Lung / Q000196:embryology; D011247:Pregnancy; D012127:Respiratory Distress Syndrome, Newborn / Q000209:etiology*