Khangsantia, Suparat, and Pornsiri Jongkol. 2023. “Study of Leg Muscle Strength and Fear of Falling of Elderly People in Nakhon Ratchasima Province”. Recent Science and Technology 15 (1). Songkhla, Thailand:182-97. https://li01.tci-thaijo.org/index.php/rmutsvrj/article/view/248902.