Yangyuen, Suneerat, Thidarat Somdee, Supattra Keawmuang, and Anavin Phattharaphakinworakun. 2026. “Protection Motivation Theory Constructs and Smoking Cessation Intention Among University Students in Northeastern Thailand: A Mixed-Methods Study”. National Journal of Community Medicine 17 (07):575-85. https://doi.org/10.55489/njcm.170720266676.