Validation of psoriasis disability index (PDI) questionnaire Sinhala version.
Achala LiyanageG LiyanageV De SilvaJ AkarawitaC GunasekeraS ImafukuS LekamwasamPublished in: Archives of dermatological research (2021)
The PDI Sinhala version is proved to be valid and reliable tool to assess the burden of psoriasis among Sinhala conversant patients in Sri Lanka.