1. Department of Pediatrics, Diabetology, Endocrinology and Nephrology Medical University of Lodz Lodz Poland
2. Department of Biostatistics and Translational Medicine Medical University of Lodz Lodz Poland
3. Department of Endocrinology and Metabolic Diseases Medical University of Lodz Lodz Poland
4. Department of Internal Medicine and Diabetology Poznan University of Medical Sciences Poznan Poland