The University of Sydney - Greg Brown Diabetes & Endocrine Research Laboratory, The University of Sydney - Sydney Medical School, The University of Sydney - Sydney Medical School, The University of Sydney - Greg Brown Diabetes & Endocrine Research Laboratory, University of Sydney - Boden Institute of Obesity, Nutrition, Exercise & Eating Disorders, The University of Sydney, The University of Sydney - Department of Endocrinology, Shanghai Jiao Tong University (SJTU) - Department of Endocrine and Metabolic Diseases, Shanghai Jiao Tong University (SJTU) - Department of Endocrine and Metabolic Diseases, Shanghai Jiao Tong University (SJTU) - Department of Endocrine and Metabolic Diseases, The University of Sydney - Department of Endocrinology, The University of Sydney - Boden Initiative and The University of Sydney - Greg Brown Diabetes & Endocrine Research Laboratory