M. Karpińska1, Z. Mnich2, J. Kapała1, A. Szpak3
1Department of Biophysics, Medical University of Białystok, Mickiewicza 2A, 15-089 Białystok, Poland
2Department of Statistics and Medical Informatics, Medical University of Białystok,
Mickiewicza 2C, 15-089 Białystok, Poland
3Department of Public Health, Medical University of Białystok,
I Armii Wojska Polskiego 2/2, 15-103 Białystok, Poland
Pol. J. Environ. Stud. 2009;18(6):1005–1012