[Prematurity and its role in infant mortality].
D001034:Apgar Score; D006801:Humans; D007226:Infant Mortality; D007230:Infant, Low Birth Weight; D007231:Infant, Newborn; D007234:Infant, Premature; D007235:Infant, Premature, Diseases / Q000401:mortality*
Wcześniactwo i jego udział w umieralności noworodków.