The potassium and sodium contents of the serum in rheumatoid arthritis.
D001168:Arthritis; D001172:Arthritis, Rheumatoid / Q000097:blood*; D001769:Blood; D006801:Humans; D007477:Ions; D011188:Potassium / Q000097:blood*; D012964:Sodium / Q000097:blood*; D012982:Sodium, Dietary
D007477:Ions; D012982:Sodium, Dietary; D012964:Sodium; D011188:Potassium
ARTHRITIS, RHEUMATOID/blood in; BLOOD; POTASSIUM/in blood; SODIUM/in blood