[1] Makerere Univ, Coll Hlth Sci, Kampala, Uganda
[2] Indiana Univ Sch Med, Ryan White Ctr Pediat Infect Dis & Global Hlth, Indianapolis, IN USA
[3] Prorim Fdn, Res Dept, Joinville, Brazil
[4] Univ Regiao Joinville, Sch Med, Joinville, Brazil
[5] Post Grad Inst Med Educ & Res, Dept Nephrol, Chandigarh, India
[6] Univ Nigeria, Teaching Hosp, Dept Med, Renal Unit, Enugu, Nigeria
[7] Univ Yaounde, Fac Med & Biomed Sci, Yaounde, Cameroon
[8] Univ Witwatersrand, Sch Clin Med, Wits Donald Gordon Med Ctr, Fac Hlth Sci, Johannesburg, South Africa
[9] Alex Ekwueme Fed Univ, Teaching Hosp, Dept Internal Med, Renal Unit, Abakaliki, Nigeria
[10] Makerere Univ, Coll Hlth Sci, Dept Physiol, Kampala, Uganda
[11] Makerere Univ, Coll Hlth Sci, Dept Internal Med, Kampala, Uganda