Mitprasit, Amporn, Warisa Soonthornvinit, and Garnchit Kunawudhi. “Health Conditions for Medical Assessment in Commercial Drivers”. Journal of Preventive Medicine Association of Thailand 15, no. 2 (August 30, 2025): 358–376. accessed December 9, 2025. https://he01.tci-thaijo.org/index.php/JPMAT/article/view/277405.