1 Department of Pediatrics, Division of Endocrinology and Diabetes, Stanford University, Stanford, CA, USA.
2 Stanford Diabetes Research Center, Stanford University, Stanford, CA, USA.
3 Department of Health Research and Policy (Epidemiology), Stanford University, Stanford, CA, USA.
4 University Medical Center-University Children's Hospital Ljubljana, Ljubljana, Slovenia.
5 Faculty of Medicine, University of Ljubljana, Ljubljana, Slovenia.
6 Jesse Z and Sara Lea Shafer Institute for Endocrinology and Diabetes, National Center for Childhood Diabetes, Schneider Children's Medical Center of Israel, Petah Tikva, Israel.
7 Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel.