title: Letter: Clustering of malignant lymphoma and Hodgkin's diseases.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001315:Australia; D005260:Female; D006689:Hodgkin Disease / Q000453:epidemiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012111:Residence Characteristics