. 2020 Dec 12;14(8):1894–1900. doi: 10.1093/ckj/sfaa220
© The Author(s) 2020. Published by Oxford University Press on behalf of ERA-EDTA.
This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/), which permits non-commercial re-use, distribution, and reproduction in any medium, provided the original work is properly cited. For commercial re-use, please contact journals.permissions@oup.com
FIGURE 1:
Flow chart of studies considered for inclusion.