title: [Perinatal mortality of premature infants in Hungary].
mesh_terms: D006801:Humans; D006814:Hungary; D007226:Infant Mortality; D007230:Infant, Low Birth Weight; D007231:Infant, Newborn; D007235:Infant, Premature, Diseases / Q000401:mortality*
vernacular_title: Koraszülöttek perinatalis halálozása Magyarországon.