Prevalence of Psoriatic Arthritis among Patients with Psoriasis Using the Psoriatic Arthritis Screening Tool (PEST) Questionnaire in a Tertiary Government Institution. Acta Med Philipp [Internet]. 2026 Aug. 31 [cited 2026 Sep. 1];60(16). Available from: https://actamedicaphilippina.upm.edu.ph/index.php/acta/article/view/13724