Congenital anomalies; as recorded on birth certificates in the Division of Vital Statistics of the Pennsylvania Department of Health, for the period 1951-1955, inclusive.
D001699:Biometry; D001719:Birth Certificates; D000013:Congenital Abnormalities / Q000706:statistics & numerical data*; D006262:Health; D006801:Humans; D010414:Pennsylvania; D014798:Vital Statistics
ABNORMALITIES/statistics