Zadravec, Tanja, Dušan Mekiš, Sergej Kmetec, and Dominika Vrbnjak. 2020. “The Use and Effectiveness of Music Therapy in an Intensive Care Unit: A Systematic Literature Review”. Slovenian Nursing Review 54 (4):315-25. https://doi.org/10.14528/snr.2020.54.4.3027.