Jenchitr, watanee, P. Yokkampon, P. Ploysit, and S. Ausayakhun. “The Prevalence of Visual Impairment of the Elderly at University Eye Clinic”. Journal of Current Science and Technology, vol. 14, no. 1, Dec. 2023, p. Article 9, doi:10.59796/jcst.V14N1.2024.9.