title: Hodgkin disease. Observations, controversy, and lessons.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D006689:Hodgkin Disease / Q000453:epidemiology / Q000209:etiology / Q000635:transmission; D006801:Humans; D012959:Socioeconomic Factors; D013601:T-Lymphocytes / Q000276:immunology