title: [Effect of various factors on the survival time and mortality of low-birth-weight infants].
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D007223:Infant; D007226:Infant Mortality; D007230:Infant, Low Birth Weight; D007231:Infant, Newborn; D008423:Maternal Age; D010298:Parity; D011247:Pregnancy; D011295:Prenatal Care; D012923:Social Class
vernacular_title: Wpływ niektórych czynników na czas przezycia i umieralność noworodków i niemowlat urodzonych z niska masa ciała.