The Gm groups and their relation to rheumatoid arthritis serology.
D001168:Arthritis; D001172:Arthritis, Rheumatoid / Q000097:blood*; D001789:Blood Group Antigens; D006801:Humans; D005719:gamma-Globulins
D001789:Blood Group Antigens; D005719:gamma-Globulins
ARTHRITIS, RHEUMATOID/blood; BLOOD GROUPS; GAMMA GLOBULIN