Letter: Significance of plasma copper and caeruloplasmin concentrations in rheumatoid arthritis.
D001172:Arthritis, Rheumatoid / Q000097:blood*; D002570:Ceruloplasmin / Q000032:analysis*; D003300:Copper / Q000097:blood*; D004967:Estrogens / Q000494:pharmacology; D005260:Female; D006801:Humans; D008297:Male; D012737:Sex Factors
D004967:Estrogens; D003300:Copper; D002570:Ceruloplasmin