T. Aktan Köşker, İsmail Doğan, O. Küçükşahin, and Şükran Erten, “Prevalence and clinical significance of serum anti-cyclic citrullinated peptide antibodies in primary Sjögren’s syndrome”, Eur Res J, vol. 8, no. 3, pp. 347–353, May 2022, doi: 10.18621/eurj.972765.