Wink, F., Arends, S., McKenna, S. P., Houtman, P. M., Brouwer, E., & Spoorenberg, A. (2013). Validity and Reliability of the Dutch Adaptation of the Psoriatic Arthritis Quality of Life (PsAQoL) Questionnaire. Public Library of Science.

Wink, Freke, Suzanne Arends, Stephen P. McKenna, Pieternella M. Houtman, Elisabeth Brouwer, ja Anneke Spoorenberg. Validity and Reliability of the Dutch Adaptation of the Psoriatic Arthritis Quality of Life (PsAQoL) Questionnaire. Public Library of Science, 2013.

Wink, Freke, et al. Validity and Reliability of the Dutch Adaptation of the Psoriatic Arthritis Quality of Life (PsAQoL) Questionnaire. Public Library of Science, 2013.