1. Department of Metabolic Diseases, Jagiellonian University Medical College, Kraków, Poland.
2. University Hospital, Kraków, Poland.
3. Department of Internal Medicine and Diabetology, Poznan University of Medical Sciences, Poznan, Poland.
4. Department of Internal Medicine, Diabetology, and Cardiometabolic Diseases, Silesian Center of Heart Diseases, Zabrze, Poland.
5. DiabWay, Kraków, Poland.