Immune status of children one to four years of age as determined by history and antibody measurement.
Gold E, Fevrier A, Hatch MH, Herrmann KL, Jones WL, Krugman RD, Parkman PD. Immune status of children one to four years of age as determined by history and antibody measurement. N Engl J Med. 1973 Aug 02; 289(5):231-5.