[Comment on the article by J. Hodrová: "Contribution to the problem of neonatal mortality in Czechoslovakia during 1970--1974"].
D003604:Czechoslovakia; D006801:Humans; D007226:Infant Mortality; D007231:Infant, Newborn; D012189:Retrospective Studies
Príspĕvek k clánku J. Hodrové "Prispĕvek k problematice ponovorozenecké úmrtnosti v CSSR v letech 1970--1974".