Supplemental Material, supplement_eng_ver - A Reevaluation of the Simplified Psoriasis Index (SPI) Using the Thai Language Version: A Study Examining the Validity, Reliability, and Interpretability of SPI When Used in Translation

Supplemental Material, supplement_eng_ver for A Reevaluation of the Simplified Psoriasis Index (SPI) Using the Thai Language Version: A Study Examining the Validity, Reliability, and Interpretability of SPI When Used in Translation by Leena Chularojanamontri, Chanisada Wongpraparut, Waranaree Winayanuwattikun, Chris E. M. Griffiths and Robert J. G. Chalmers in Journal of Psoriasis and Psoriatic Arthritis