Imperfect absorption of vitamin B12 during treatment with PAS.
D000636:Aminosalicylic Acids / Q000627:therapeutic use*; D006801:Humans; D008286:Malabsorption Syndromes; D014397:Tuberculosis, Pulmonary / Q000188:drug therapy; D014805:Vitamin B 12
D000636:Aminosalicylic Acids; D014805:Vitamin B 12