00405nas a2200145 4500000000100000008004100001100001900042700001000061700001500071700001200086700001300098700001200111700001200123245012400135 2018 d1 aRamachandran R1 aJha V1 aBanerjee D1 aYadav A1 aTiwana S1 aSteel M1 aKaski J00aVitamin D deficiency, endothelial function and bone biomarkers in post-kidney transplantation patients from North India