Okviasanti, F., Putra, S. T., Bakar, A., & yusuf, A. (2023). EFFECTS OF DHIKR ON SPIRITUALITY AND CORTISOL LEVELS AMONG PATIENTS WITH HEART FAILURE: A PILOT STUDY. Journal of Vocational Nursing, 4(1), 82–86. https://doi.org/10.20473/jovin.v4i1.45327