Nuanjan, A., Thongthawee, B., Matchim, Y. and Saiphoklang, N. (2021) “The effect of perceived self – efficacy in respiratory muscle training with modified Qigong program on duration of weaning from mechanical ventilator in patients with respiratory failure”, Thai Journal of Cardio-Thoracic Nursing. Bangkok, Thailand, 32(1), pp. 152–165. available at: https://he02.tci-thaijo.org/index.php/journalthaicvtnurse/article/view/243665 (accessed: 20 September 2026).