title: A simple modified method of collecting blood on filter paper for anti-HTV test in seroepidemiological studies on nasopharyngeal carcinoma.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000906:Antibodies / Q000032:analysis*; D001800:Blood Specimen Collection / Q000295:instrumentation; D002277:Carcinoma / Q000276:immunology*; D002460:Cell Line; D005260:Female; D005374:Filtration; D005455:Fluorescent Antibody Technique; D006564:Herpesviridae / Q000276:immunology*; D006801:Humans; D008297:Male; D008722:Methods; D008875:Middle Aged; D009303:Nasopharyngeal Neoplasms / Q000276:immunology*; D010209:Paper
chemical_list: D000906:Antibodies