Rheumatoid arthritis: supplemental L-cysteine in penicillamine treatment--a controlled study.
D000328:Adult; D000368:Aged; D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D003545:Cysteine / Q000008:administration & dosage; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010396:Penicillamine / Q000008:administration & dosage*
D010396:Penicillamine; D003545:Cysteine