title: Significance of antinuclear factors in older persons.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D000375:Aging / Q000097:blood*; D000974:Antibodies, Antinuclear / Q000378:metabolism*; D001172:Arthritis, Rheumatoid / Q000097:blood; D005260:Female; D006801:Humans; D007132:Immunoglobulin Isotypes / Q000032:analysis; D008297:Male; D008875:Middle Aged; D009369:Neoplasms / Q000097:blood; D012217:Rheumatoid Factor / Q000378:metabolism
chemical_list: D000974:Antibodies, Antinuclear; D007132:Immunoglobulin Isotypes; D012217:Rheumatoid Factor