1. American Heart of Poland, Topolowa 16, 32-500 Chrzanów, Poland
2. Department of Cardiology, Faculty of Medical Sciences, Andrzej Frycz Modrzewski Kraków University, 30-705 Kraków, Poland
3. Department of Neurology, Faculty of Medical Sciences in Katowice, Medical University of Silesia, 40-752 Katowice, Poland
4. American Heart of Poland, Warszawska 52, 40-008 Katowice, Poland
5. American Heart of Poland, Armii Krajowej 101, 43-316 Bielsko-Biała, Poland
6. Department of Vascular Surgery, Faculty of Medical Sciences, University of Technology, Rolna 43, 40-555 Katowice, Poland