Teerasantipun, C., Pichetweerachai, W., Theerakul, T., Chaiwong, W., & Kunanusont, C. (2019). Validity of Vision Screener among Workers in a Private Hospital in the Northern Part of Thailand. The Bangkok Medical Journal, 15(2), 140. https://doi.org/10.31524/bkkmedj.2019.09.002