title: [Pneumonia as the cause of infant mortality].
mesh_terms: D006801:Humans; D007223:Infant; D007226:Infant Mortality; D007231:Infant, Newborn; D011014:Pneumonia / Q000401:mortality*; D011044:Poland; D014505:Urban Population
vernacular_title: Zapalenie płuc jako przyczyna zgonów niemowlat.