von Bormann, Suparpit, Susheewa Wichaikull, Kamolrat Turner, Surasak Soonthorn, Wilaiporn Khamwong, Sudkanung Ritruechai, and Benjaporn Tippayaphalapholgul. “Relationship Between Personal Factors, Attitude, Knowledge and English Skills of Health Professionals Working in Health Service Regions, the Thai Ministry of Public Health”. Nursing Journal of The Ministry of Public Health 31, no. 1 (April 25, 2021): 199–210. Accessed March 28, 2024. https://he02.tci-thaijo.org/index.php/tnaph/article/view/250686.