Absorption of vitamin B12 in rheumatoid arthritis.
D000328:Adult; D000368:Aged; D000752:Anemia, Pernicious / Q000150:complications; D001172:Arthritis, Rheumatoid / Q000150:complications / Q000378:metabolism*; D005260:Female; D006801:Humans; D007408:Intestinal Absorption; D007677:Kidney Function Tests; D008286:Malabsorption Syndromes / Q000150:complications; D008297:Male; D008875:Middle Aged; D012546:Schilling Test; D014805:Vitamin B 12 / Q000378:metabolism*
D014805:Vitamin B 12