[Infant morbidity and mortality in the Bedzin count in the years 1966-1969].
D006801:Humans; D007223:Infant; D007226:Infant Mortality; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000453:epidemiology*; D011044:Poland; D012424:Rural Population; D014505:Urban Population
Zachorowalność i umieralność niemowlat na terenie pow. bedzińskiego w latache 1966-1969.