[THE FREQUENCY OF CONGENITAL ABNORMALITIES IN CZECHOSLOVAKIA].
D001699:Biometry; D000013:Congenital Abnormalities; D003604:Czechoslovakia; D007231:Infant, Newborn; D013223:Statistics as Topic
ABNORMALITIES; CZECHOSLOVAKIA; INFANT, NEWBORN; STATISTICS
DIE ERFASSUNG DER ANGEBORENEN MISSBILDUNGEN IN DER CSSR.