title: [Serological studies in early stage of nasopharyngeal carcinoma ].
mesh_terms: D000914:Antibodies, Viral / Q000032:analysis; D004854:Herpesvirus 4, Human / Q000276:immunology; D006801:Humans; D007136:Immunoglobulins / Q000032:analysis; D009303:Nasopharyngeal Neoplasms / Q000276:immunology*
chemical_list: D000914:Antibodies, Viral; D007136:Immunoglobulins