[Infant and neonatal mortality by birth weight and fetal maturity in Czech districts from 1950 to 1954].
D001724:Birth Weight; D005006:Ethnicity; D005333:Fetus; D006801:Humans; D007223:Infant; D007226:Infant Mortality; D007231:Infant, Newborn
INFANT MORTALITY
Kojenecká a novorozenecká umrtnost podle porodních vah a zralosti plodů v zemích ceských v letech 1950-1954.