1. National Institute of Public Health of Kosova , Rrethi i spitalit, p.n., 10000 Prishtina , Kosova
2. University of Prishtina , Faculty of Medicine , Social Medicine, Mother Theresa n.n., 10000 Prishtina , Kosova
3. University Clinical Center of Kosova , Emergency Center , 10000 Prishtina , Kosova
4. University of Zagreb , School of Medicine , Šalata 3, 10000 Zagreb , Croatia