“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), vol. 10, no. 08, Aug. 2022, pp. 668-73, https://doi.org/10.18535/ijsrm/v10i08.mp01.