[1] Univ Alberta, Dept Med, Div Nephrol & Immunol, Edmonton, AB T6G 2G3, Canada
[2] Univ British Columbia, Vancouver, BC V5Z 1M9, Canada
[3] W Virginia Univ, Dept Med, Morgantown, WV 26506 USA
[4] Postgrad Inst Med Educ & Res, Dept Nephrol, Chandigarh 160012, India
[5] George Inst Global Hlth, New Delhi, India
[6] Hammersmith Hosp, Imperial Coll Renal & Transplant Ctr, London, England
[7] St George Hosp, Dept Palliat Care, Sydney, NSW, Australia
[8] Kings Coll London, Dept Palliat Care Policy & Rehabil, Cicely Saunders Inst, London WC2R 2LS, England
[9] Univ Witwatersrand, Fac Hlth Sci, Dept Internal Med, Div Nephrol, Johannesburg, South Africa
[10] Tufts Univ, Sch Med, Baystate Med Ctr, Div Nephrol, Springfield, MA 01199 USA
[11] Salford Royal NHS Fdn Trust, Renal Unit, Salford, Lancs, England
[12] Univ Sydney, Sydney Med Sch, Sch Publ Hlth, Sydney, NSW 2006, Australia
[13] Univ Oxford, Nuffield Dept Populat Hlth, Hlth Econ Res Ctr, Oxford, England
[14] Univ Panamericana, Sch Med, Mexico City, DF, Mexico