Suwarba, I. G. N. M., D. S. Mahalini, and I. G. N. A. J. Widyakusuma. “The Relationship Between Hair Zinc Levels and Drug-Resistant Epilepsy in Children at Sanglah Hospital”. Open Access Macedonian Journal of Medical Sciences, vol. 9, no. B, Sept. 2021, pp. 996-1000, doi:10.3889/oamjms.2021.6729.