From the 1Department of Preventive and Social Medicine, Medical University of Łódź, Łódź; 2Department of Epidemiology, Cardiovascular Prevention and Health Promotion, Institute of Cardiology, Warsaw; 3Department of Hypertension, Vascular and Internal Diseases, Institute of Cardiology, Medical University, Poznań; 43rd Department of Cardiology, Medical University of Silesia, Katowice; 5Department of Epidemiology and Population Studies, Institute of Public Health, Faculty of Health Sciences, Jagiellonian University Medical College, Kraków; and 6Department of Hypertension and Diabetes, Medical University, Gdańsk, Poland.
Received April 1, 2011; revised and accepted May 31, 2011.
Fuding/support: The whole WOBASZ Project was supported by the Polish Ministry of Health—Programme POLKARD 2003-2005.
Financial disclosure/conflicts of interest: None reported
Address correspondence to: Magdalena Kwaśniewska, MD, PhD, Department of Preventive Medicine, Medical University of Łódź, Ul. Żeligowskiego 7/9 90-752 Łódź, Poland. E-mail: [email protected]