Diagnostic significance of hypogammaglobulinemia.
D000361:Agammaglobulinemia / Q000175:diagnosis*; D004064:Digestive System; D004586:Electrophoresis; D006801:Humans; D012157:Mononuclear Phagocyte System; D009369:Neoplasms / Q000150:complications*; D009404:Nephrotic Syndrome / Q000150:complications*