Anupat C, Wirojratana V, Watanakijkrilert D, Tiraphat S. Factors influencing frailty in older adults. BCNNON Hlth Sci Res J [internet]. 2020 Apr. 30 [cited 2026 Sep. 28];14(1):43-54. available from: https://he01.tci-thaijo.org/index.php/JHR/article/view/238221