เครือเอม อ. The happy life of the elderly in Nong Pho District, Ratchaburi Province. HuaHin Med. J [Internet]. 2019 Feb. 28 [cited 2024 Apr. 26];3(1):59-71. Available from: https://he01.tci-thaijo.org/index.php/hhsk/article/view/175204