[Analysis of premature labor].
D005260:Female; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D007234:Infant, Premature; D007752:Obstetric Labor, Premature / Q000209:etiology / Q000517:prevention & control*; D011247:Pregnancy
Analiza porodów niewczesnych i przedwczesnych.