1. PZU Apteka Ilinden, Done Bozinov 18, 1300 Kumanovo, Republic of North Macedonia
2. PHI Center for Public Health Kumanovo, October 11th b.b, 1300 Kumanovo, Republic of North Macedonia
3. Institute of Applied Biochemistry, Faculty of Pharmacy, Ss. Cyril and Methodius University, Mother Theresa 47, 1000 Skopje, Republic of North Macedonia