Murry Armanda, O., I. Indraswati, Y. B. D. Atmoko, and I. K. Wardani. “Butterfly Hug and Music Therapy for Preoperative Anxiety in Benign Prostatic Hyperplasia (BPH) Patients: A Case Study”. KIAN JOURNAL, vol. 5, no. 2, Sept. 2026, pp. 79-88, doi:10.56359/kian.v5i2.1016.