Received: 30 August 2017
Accepted: 9 January 2018
First Online: 31 January 2018
Ethics approval and consent to participate
: This observational study was approved by the Dokkyo Medical University Saitama Medical Center Ethics Committee (2017/1716). All patients provided consent permitting data sampling and analysis at the time of initiation of the dialysis therapy.
: Not applicable
: All authors declare that they have no competing interests.
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