Anas, M. A., and D. H. Ritonga. “The Neuromodulator Effect of Vagal Nerve Stimulation As the Treatment of Medically Refractory Epilepsy in Comparison With Surgical Approach: A Systematic Review”. Asian Australasian Neuro and Health Science Journal (AANHS-J), vol. 4, no. 1, Apr. 2022, doi:10.32734/aanhsj.v4i1.8477.