1 University of Texas Southwestern Medical Center, Dallas, TX, USA.
2 Monash University, Central Clinical School, Melbourne, VIC, Australia.
3 Diabetes Complications Research Centre, University College Dublin, Ireland; Diabetes Research Centre, Ulster University, Coleraine, UK.
4 The Center for the Treatment of Obesity and Diabetes, Oswaldo Cruz German Hospital, São Paulo 01327-001, Brazil. Electronic address: ricardo.cohen@haoc.com.br.