Izza, E. L. (2019) “NON-PHARMACOLOGICAL THERAPIES TO IMPROVE PATIENT SLEEP QUALITY IN ICU/CCU: LITERATURE REVIEW”, International Conference of Kerta Cendekia Nursing Academy, 1(1). Available at: https://ejournal-kertacendekia.id/index.php/ICKCNA/article/view/75 (Accessed: 24 August 2026).