A, S. .; N, Y. .; WR, W. M. .; A, M. .; CY, L. .; A, I. . 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. imjm 2019, 18.