Pratiwi, R. I., Astriani, L., Hutapea, D. M. M. and Hutapea, A. M. (2018) “Effectiveness of Music and Aromatheraphy as an Intervention for Preoperative Anxiety: A Systematic Review”, Abstract Proceedings International Scholars Conference, 6(1), p. 81. doi: 10.35974/isc.v6i1.1359.