Additional file 3: of The association of urinary sodium excretion and the need for renal replacement therapy in advanced chronic kidney disease: a cohort study MazarovaAndrea MolnarAmber AkbariAyub SoodManish HiremathSwapnil BurnsKevin RamsayTimothy MallickRanjeeta KnollGregory RuzickaMarcel 2016 Change in CKD- EPI eGFR per year. (DOC 27 kb)