A, S. ., N, Y. ., WR, W. M. ., A, M. ., CY, L. . and A, I. . (2019) “Listening to Islamic Praises (Dzikr) is More Effective in Reducing Perioperative Anxiety Levels when Compared to Nature-Based Sounds in Muslim Patients Undergoing Surgery Under Regional Anaesthesia”, IIUM Medical Journal Malaysia, 18(3). doi: 10.31436/imjm.v18i3.191.