The study of congenital anomalies by the epidemiologic method; with a consideration of retrolental fibroplasia as an acquired anomaly of the fetus.
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D004812:Epidemiologic Methods; D005333:Fetus; D006801:Humans; D007231:Infant, Newborn; D012178:Retinopathy of Prematurity
FETUS; RETROLENTAL FIBROPLASIA