Yingyong P. Development and validation of the Thai risk screening questionnaire to screen the visual problem of the older adults in Thailand. J Public Hlth Dev [Internet]. 2018 Nov. 29 [cited 2024 May 3];16(3):1-14. Available from: https://he01.tci-thaijo.org/index.php/AIHD-MU/article/view/105311