1. Abu, H. O., Lapane, K. L., Waring, M. E., Ulbricht, C. M., Devereaux, R. S., McManus, D. D., et al. (2019). Religious Practices and Long-Term Survival After Hospital Discharge for an Acute Coronary Syndrome. PLoS One. https://doi.org/10.1371/journal.pone.0223442
2. Akbari, S., Pazokian, M., Farahani, A. S., Nasiri, M., & Rajab, A. (2020). Investigating the Effect of Spiritual Care on the Hope of Diabetic Patients Referred to the Iranian Diabetes Association: A Clinical Trial. Archives of Pharmacy Practice, 11(4).
3. Asante, M. K., & Mazama, A. (Eds.). (2009). Encyclopedia of African Religion. Sage.
4. Billingsley, A. (1999). Mighty Like a River: The Black Church and Social Reform. Oxford University Press.
5. Brown, C. G. (2012). Testing Prayer. Harvard University Press.