Promkawong W. The Effectiveness of Healthcare Operations for Dependent Elderly People of Care Giver Kham Ta Kla District Sakon Nakhon Province. Med J Sakon Nakhon Hosp [internet]. 2024 Dec. 27 [cited 2025 Dec. 9];27(3):70-84. available from: https://he05.tci-thaijo.org/index.php/JSakonNakHosp/article/view/3796