Purwanti, R., Yusuf, A., Nihayati, H.E., Qomariah, S.N. and Bakar, A. 2019. The Effect of Religious Relaxation Therapy on Improving Sleep Quality of Patients Chronic Kidney Failure: A Pilot Study in Surabaya. Bangladesh Journal of Medical Science. 19, 1 (Nov. 2019), 48–52. DOI:https://doi.org/10.3329/bjms.v19i1.43872.