title: Nasopharyngeal carcinoma.
mesh_terms: D000956:Antigens, Viral; D004279:DNA, Viral / Q000302:isolation & purification; D004812:Epidemiologic Methods; D004854:Herpesvirus 4, Human / Q000276:immunology; D006801:Humans; D007070:Immunoglobulin A / Q000032:analysis; D009303:Nasopharyngeal Neoplasms / Q000209:etiology* / Q000473:pathology
chemical_list: D000956:Antigens, Viral; D004279:DNA, Viral; D007070:Immunoglobulin A