The aims of the Transkei and Ciskei Research Society.
D000328:Adult; D001741:Black or African American; D001172:Arthritis, Rheumatoid / Q000453:epidemiology; D044383:Black People; D003327:Coronary Disease / Q000453:epidemiology; D006331:Heart Diseases / Q000453:epidemiology; D006801:Humans; D008297:Male; D012106:Research; D012955:Societies, Medical; D013019:South Africa