Nirwan, Ahmad, et al. “Nurse-Led Spiritual Emotional Freedom Technique (SEFT) to Reduce Anxiety in Patients With Stable Angina Pectoris Undergoing Cardiac Catheterization”. International Journal Scientific and Professional, vol. 5, no. 2, May 2026, pp. 898-05, doi:10.56988/ij-chiprof.v5i2.22.