[1] Harvard Med Sch, Brigham & Womens Hosp, Dept Med, Renal Div, Boston, MA USA
[2] Mt Elizabeth Novena Hosp, Dept Renal Med, Singapore, Singapore
[3] Cairo Univ Hosp, Dept Nephrol, Cairo, Egypt
[4] Italian Kidney Fdn, Rome, Italy
[5] Peterfy Hosp, Nephrol Dept, Budapest, Hungary
[6] Tamilnad Kidney Kidney Fdn World Kidney Alliance I, Chennai, India
[7] Aristotle Univ Thessaloniki, AHEPA Hosp, Med Sch, Dept Internal Med 1,Div Nephrol & Hypertens, Thessaloniki, Greece
[8] Int Federat Kidney Fdn World Kidney Alliance, Hong Kong, Peoples R China
[9] Chinese Univ Hong Kong, Jockey Club Sch Publ Hlth & Primary Care, Hong Kong, Peoples R China
[10] Univ Nigeria, Teaching Hosp, Coll Med, Dept Med, Enugu, Nigeria
[11] Univ Melbourne, St Vincents Hosp, Dept Med, Melbourne, Vic, Australia
[12] Harvard Med Sch, Brigham & Womens Hosp, Dept Med, 221 Longwood Ave,BLI449, Boston, MA 02115 USA