1. Chair and Department of Public Health, Medical University of Warsaw, 02-091 Warsaw, Poland
2. AMEOS Klinikum Anklam, Hospitalstrasse 19, 17389 Anklam, Germany
3. Department of Experimental and Clinical Pharmacology, Medical University of Warsaw, 02-091 Warsaw, Poland
4. Department of Epidemiology and Biostatistics, Medical University of Warsaw, 02-091 Warsaw, Poland