Anti-citrullinated peptide antibodies may occur in patients with psoriatic arthritis
B Vander Cruyssen, I E A Hoffman, H Zmierczak, M Van den Berghe, E Kruithof, L De Rycke, H Mielants, E M Veys, D Baeten, F De Keyser
Annals of the Rheumatic Diseases Aug 2005, 64 (8) 1145-1149; DOI: 10.1136/ard.2004.032177