Karuhadej, P., P. Vorasiha, S. Dangthongdee, S. Cherwanitchakorn, and P. Shuaytong. “ self-esteem and lifestyles in the retired elderly”. Chulalongkorn Medical Journal, vol. 62, no. 5, Aug. 2023, https://he05.tci-thaijo.org/index.php/CMJ/article/view/382.