Arthritis Care & Research · 2009 · 226 citations · 22 references
The estimated prevalence of PsA in this population, using the CASPAR criteria, was 13.8%. Misclassification of psoriasis and arthritis, and response bias, indicate that this is probably an overestimate.
22
Severe Psoriasis – Oral Therapy with a New Retinoid
T Fredriksson, U. Pettersson · Dermatology · 1978 · 2.7K citations
Assessment of enthesitis in ankylosing spondylitis
L Heuft-Dorenbosch · Annals of the Rheumatic Diseases · 2003 · 671 citations · Full text