Jatuporn, Pasharapa, and Chotiman Chinvararak. 2023. “Personality traits and smoking behavior in patients at the Check – up Clinic, King Chulalongkorn Memorial Hospital”. Chulalongkorn Medical Journal 65 (3). Bangkok, Thailand. https://he05.tci-thaijo.org/index.php/CMJ/article/view/141.