“The Protective Effect of Usnic Acid on Impairment Learning and Memory , Antioxidant Capacity and Necrosis Cell Death on Hippocampus Following Methamphetamine Neurotoxicity”, JKH, vol. 17, no. 4, pp. Page:1–8, Jan. 2023, doi: 10.22100/jkh.v17i4.2652.