ABO blood groups and rheumatic diseases in the population of North Bihar.
D000017:ABO Blood-Group System; D001172:Arthritis, Rheumatoid / Q000453:epidemiology* / Q000276:immunology; D005260:Female; D006801:Humans; D007194:India; D008297:Male; D044469:Racial Groups; D012213:Rheumatic Fever / Q000453:epidemiology* / Q000276:immunology; D012214:Rheumatic Heart Disease / Q000453:epidemiology* / Q000276:immunology
D000017:ABO Blood-Group System