S. Tiangtrong, M. Sunarak, and J. Thongantang, “Effectiveness of Discharge Planning Program on Knowledge and Self-Care Skills among Pneumonia Patients in Romchattra 1 Ward, Sakon Nakhon Hospital”, Med J Sakon Nakhon Hosp, vol. 29, no. 2, pp. 39–50, Aug. 2026.