Viboonma, Kittisak, and Wajana Khemawichanurat. “Clock Drawing Test as a Possible Predictor of Personal and Social Performances in Schizophrenia Patients”. Academic Psychiatry and Psychology Journal 35, no. 2 (September 17, 2018): 92–104. accessed September 28, 2026. https://he01.tci-thaijo.org/index.php/APPJ/article/view/136979.