1. Department of Endocrinology and Metabolism, Shanghai Tong Ji University Medical School, Yangpu Hospital, Shanghai, China;
2. ANZAC Research Institute, Andrology Laboratory, Concord Hospital, University of Sydney, New South Wales, Australia;
3. Shanghai JiaoTong University Medical School, Ruijin Hospital, Shanghai Institute of Endocrinology and Metabolism, Shanghai Key Laboratory of Endocrine Tumors, and the Endocrine and Metabolic Division, E-Institutes of Shanghai Universities, Rui-Jin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China; and
4. School of Anatomy, Physiology and Human Biology, University of Western Australia, Western Australia, Australia