Adrian1, RA Syahputra2,*, Sukirman Lie3, SE Nugraha4, PC Situmorang5
1Faculty of Medicine, Universitas Prima Indonesia, Sumatera Utara, Medan, INDONESIA.
2Department of Pharmacology, Faculty of Pharmacy, Universitas Sumatera Utara, Sumatera Utara, Medan, INDONESIA.
3Akademi Keperawatan Colombia Asia, Sumatera Utara, Medan, INDONESIA.
4Department of Pharmaceutical Biology, Faculty of Pharmacy, Universitas Sumatera Utara, Sumatera Utara, Medan, INDONESIA.
5Department of Biology, Faculty of Mathematics and Natural Sciences, Universitas Sumatera Utara, Medan, INDONESIA.