แสงอ่อน ส. 2026. A A Comparative Study of Happiness and Quality of Life Outcomes from Participation in Elderly School Activities among Older Adults in Ban Fahuan Community, Lue Amnat District, Amnat Charoen Province. ยโสธรเวชสาร. 28, 1 (มี.ค. 2026), 2814250.