title: INFLUENCE OF GENETIC AND ENVIRONMENTAL FACTORS ON THE OCCURENCE OF RHEUMATOID ARTHRITIS AND RHEUMATOID FACTOR IN AMERICAN INDIANS.
mesh_terms: D001130:Arizona; D001168:Arthritis; D001172:Arthritis, Rheumatoid; D004777:Environment; D005826:Genetics, Medical; D006801:Humans; D007159:Immunologic Tests; D007198:Indians, North American; D009009:Montana; D012217:Rheumatoid Factor; D013223:Statistics as Topic; D014481:United States
chemical_list: D012217:Rheumatoid Factor
keywords: ARIZONA; ARTHRITIS, RHEUMATOID; ENVIRONMENT; GENETICS, HUMAN; INDIANS, NORTH AMERICAN; MONTANA; RHEUMATOID FACTOR; STATISTICS