Ricky Zainuddin et al. 2023. Application of Breath Relaxation Techniques in Combination with Dhikr Therapy on the Anxiety of Preoperative Patients. Jurnal Ilmiah Kesehatan Sandi Husada. 12, 1 (Jun. 2023), 61–67. DOI:https://doi.org/10.35816/jiksh.v12i1.512.