Yulianti, E., I. Made Kariasa, A. Waluyo, and D. Ayu Kurnia. “The Effectiveness of Virtual Reality (VR) on Preoperative Anxiety in Elective Surgery Patients Under General Anesthesia: A Systematic Review”. Jurnal Ipteks Terapan, vol. 17, no. 2, June 2023, pp. 224-43, doi:10.22216/jit.v17i2.2075.