%0 Journal Article %B BMJ open %D 2019 %G eng %P e024382 %R 10.1136/bmjopen-2018-024382 %T Can we IMPROVE cardiovascular outcomes through phosphate lowering in CKD? Rationale and protocol for the IMpact of Phosphate Reduction On Vascular End-points in Chronic Kidney Disease (IMPROVE-CKD) st %V 9