title: [Prevention of premature birth].
mesh_terms: D000367:Age Factors; D004899:Erythroblastosis, Fetal / Q000150:complications; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D007752:Obstetric Labor, Premature / Q000209:etiology / Q000517:prevention & control*; D010923:Placenta Previa / Q000150:complications; D011225:Pre-Eclampsia / Q000150:complications; D011247:Pregnancy; D011272:Pregnancy, Multiple