title: Nasopharyngeal carcinoma: present status of knowledge.
mesh_terms: D000328:Adult; D000367:Age Factors; D000956:Antigens, Viral / Q000032:analysis; D001210:Asia, Southeastern; D044466:Asian People; D002140:California; D002681:China; D004777:Environment; D005260:Female; D005838:Genotype; D004854:Herpesvirus 4, Human / Q000276:immunology; D006801:Humans; D007564:Japan; D008297:Male; D008875:Middle Aged; D009303:Nasopharyngeal Neoplasms / Q000209:etiology* / Q000235:genetics / Q000276:immunology
chemical_list: D000956:Antigens, Viral