Arofah, I., Amin Susanto and Atun Raudotul Ma’rifah 2026. The Effect Of Audio-Visual-Based Education About Spinal Anesthesia On The Level Of Anxiety Of Pre-Operative Patients At Kardinah Tegal Hospital. International Journal of Health Engineering and Technology. 5, 2 (Jul. 2026). DOI:https://doi.org/10.55227/ijhet.v5i2.960.