“Perceived Barriers of Utilization of Non- Pharmacological Pain Management Among Post- Operative Patients (Nurse’s Perspectives) at Khartoum Public Hospitals, 2021-2022”. International Journal of Scientific Research and Management (IJSRM) 10, no. 08 (August 18, 2022): 668–673. Accessed May 20, 2024. https://ijsrm.net/index.php/ijsrm/article/view/3821.