1. Department of Physiology, Biochemistry, Microbiology and Laboratory Medicine, Institute of Biomedical Sciences, Faculty of Medicine, Vilnius University, Vilnius, Lithuania
2. Department of Security, Strategy and Leadership, Swedish Defence University, Karlstad, Sweden
3. Department of Health and Welfare, Inland University College of Applied Sciences, Elverum, Norway
4. The General Jonas Zemaitis Military Academy of Lithuania, Vilnius, Lithuania