Chaisawat, Nanvalai. “Development of a Suicide Prevention Surveillance Model in Patients with Depression at Krasaesin Hospital”. Princess of Naradhiwas University Journal 18, no. 1 (February 24, 2026): 345–372. accessed August 27, 2026. https://li01.tci-thaijo.org/index.php/pnujr/article/view/269125.