title: Letter: Familial aggregation in nasopharyngeal carcinoma.
mesh_terms: D000328:Adult; D001706:Biopsy; D002277:Carcinoma / Q000209:etiology / Q000235:genetics*; D006801:Humans; D008207:Lymphatic Metastasis; D008297:Male; D008875:Middle Aged; D009303:Nasopharyngeal Neoplasms / Q000209:etiology / Q000235:genetics* / Q000473:pathology; D014454:Uganda