title: STUDY OF RHEUMATOID FACTOR IN A NORMAL POPULATION.
mesh_terms: D000375:Aging; D001168:Arthritis; D001172:Arthritis, Rheumatoid; D044383:Black People; D005260:Female; D006801:Humans; D007841:Latex Fixation Tests; D011247:Pregnancy; D012217:Rheumatoid Factor; D012723:Sex; D013223:Statistics as Topic; D014768:Virginia; D044465:White People; D001741:Black or African American
chemical_list: D012217:Rheumatoid Factor
keywords: AGING; ARTHRITIS, RHEUMATOID; CAUCASIAN RACE; LATEX FIXATION TESTS; NEGROES; PREGNANCY; RHEUMATOID FACTOR; SEX; STATISTICS; VIRGINIA