Agammaglobulinemia and hypogammaglobulinemia; the first five years.
D000361:Agammaglobulinemia; D007235:Infant, Premature, Diseases; D005719:gamma-Globulins / Q000172:deficiency*
D005719:gamma-Globulins
GAMMA GLOBULIN/deficiency; INFANT, PREMATURE/diseases