title: Letter: Immunologic sequelae of infectious mononucleosis.
mesh_terms: D000361:Agammaglobulinemia / Q000209:etiology*; D001402:B-Lymphocytes / Q000276:immunology; D006801:Humans; D007244:Infectious Mononucleosis / Q000150:complications* / Q000276:immunology; D008297:Male; D013601:T-Lymphocytes / Q000276:immunology