1. DEPARTMENT OF EMERGENCY MEDICINE, MEDICAL UNIVERSITY OF SILESIA IN KATOWICE, FACULTY OF MEDICAL SCIENCES IN ZABRZE, ZABRZE, POLAND; INSTITUTE OF HEALTH SCIENCES, COLLEGE OF MEDICAL SCIENCES, UNIVERSITY OF RZESZÓW, RZESZÓW, POLAND
2. DEPARTMENT OF EMERGENCY MEDICINE, MEDICAL UNIVERSITY OF SILESIA IN KATOWICE, FACULTY OF MEDICAL SCIENCES IN ZABRZE, ZABRZE, POLAND
3. ACADEMIA OF SILESIA, FACULTY OF MEDICINE, KATOWICE, POLAND