Thyroid hormone autoantibodies in primary Sjogren syndrome and rheumatoid arthritis are more prevalent than autoimmune thyroid disease, becoming progressively more frequent in these diseases. - Ruggeri,R.M.; Galetti,M.; Mandolfino,M.G.; Aragona,P.; Bartolone,S.; Giorgianni,G.; Alesci,D.; Trimarchi,F.; Benvenga,S. (J Endocrinol Invest, 2002)