[Age of mother, perinatal mortality, and birth weight].
Cernoch
A
A
D003604:Czechoslovakia; D003710:Demography; D019049:Developed Countries; D005060:Europe; D005061:Europe, Eastern; D005313:Fetal Death; D006079:Government Publications as Topic; D007226:Infant Mortality; D009026:Mortality; D011153:Population; D011157:Population Dynamics
Czechoslovakia; Demographic Factors; Developed Countries; Eastern Europe; Europe; Fetal Death; Government Publication; Infant Mortality; Mortality; Population; Population Dynamics