1 | Department of Paediatric Neurology, School of Medicine, Medical University of Silesia, Katowice, Poland |
2 | Department of Biostatistics, School of Public Health in Bytom, Medical University of Silesia, Katowice, Poland |
3 | Institute of Statistics and Demography, School of Economic Warsaw, Poland |
4 | Department of Women’s Health, Institute of Rural Health, Lublin, Poland |
5 | Department of Basic Biomedical Science, School of Pharmacy with the Division of Laboratory Medicine in Sosnowiec, Medical University of Silesia, Katowice, Poland |