1. Department of Pediatric Diabetes, Auxology and Obesity, Institute of Pediatrics, Poznan University of Medical Sciences, 60-572 Poznan, Poland
2. Doctoral School, Poznan University of Medical Sciences, 60-812 Poznan, Poland
3. Centre for Innovative Research in Medical and Natural Sciences, University of Rzeszow, 35-310 Rzeszow, Poland
4. Department of Biochemistry, Institute of Medical Sciences, College of Medical Sciences, University of Rzeszow, 35-959 Rzeszow, Poland
5. Department of Pediatrics, Childhood Endocrinology and Diabetes, Collegium of Medical Sciences, University of Rzeszow, 35-959 Rzeszow, Poland
6. Department of Endocrinology, Metabolism and Internal Medicine, Poznan University of Medical Sciences, 60-355 Poznan, Poland