1 Renal Division, Department of Medicine, Peking University First Hospital, Beijing, People's Republic of China; Renal Pathology Center, Institute of Nephrology, Peking University, Beijing, People's Republic of China; Key Laboratory of Renal Disease, Ministry of Health of China, Beijing, People's Republic of China; Key Laboratory of CKD Prevention and Treatment, Ministry of Education of China, Beijing, People's Republic of China; Research Units of Diagnosis and Treatment of Immune-Mediated Kidney Diseases, Chinese Academy of Medical Sciences, Beijing, People's Republic of China.
2 Department of Renal Medicine, Concord Repatriation General Hospital, University of Sydney, Camperdown, New South Wales, Australia.
3 Renal and Metabolic Division, the George Institute for Global Health, University of New South Wales Sydney, Sydney, New South Wales, Australia; Faculty of Medicine, University of New South Wales Sydney, Sydney, New South Wales, Australia. Electronic address: vlado.perkovic@unsw.edu.au.