1. Department of Pediatric Diabetes and Obesity, Institute of Pediatrics Poznan University of Medical Sciences Poznan Poland
2. Centre for Innovative Research in Medical and Natural Sciences University of Rzeszow Rzeszow Poland
3. Department of Biochemistry, Institute of Medical Sciences, Collegium of Medical Sciences University of Rzeszow Rzeszow Poland
4. Department of Pediatrics, Childhood Endocrinology and Diabetes, Collegium of Medical Sciences University of Rzeszow Rzeszow Poland
5. Department of Endocrinology, Metabolism and Internal Medicine Poznan University of Medical Sciences Poznan Poland