อิ่มสุวรรณศรี ธนะรัตน์, and ไพศาลตันติวงศ์ วนศรี. “Problems and Obstacles of Human Research Related to Bill Legislation in Thailand”. Journal of Preventive Medicine Association of Thailand 4, no. 3 (February 12, 2019): 261–269. Accessed May 12, 2024. https://he01.tci-thaijo.org/index.php/JPMAT/article/view/171690.