Thapa, Rupa Devi, and Ganga Gurung. “Nurses’ Knowledge, Attitude and Practice Regarding Postoperative Pain Management at Selected Hospitals, Bharatpur, Nepal”. Journal of Chitwan Medical College, vol. 10, no. 1, Mar. 2020, pp. 64-68, https://nepjol.info/index.php/JCMC/article/view/28074.