Infections of the fetus and the newborn infant : proceedings of a symposium held in New York City, March 1975 ; presented by New York University Medical Center ; sponsored by the National Foundation-March of Dimes - Symposium on Infections of the Fetus and the Newborn Infant; Krugman, Saul; Gershon, Anne A.; New York University. Medical Center; National Foundation (Progress in clinical and biological research, 1975)