Funding for this research was provided by:
the Science and Technology Commission of Shanghai Municipality (14DZ2260200)
the Project of Shanghai Key Laboratory of Kidney and Blood Purification (17140902300)
Foundation of Shanghai Municipal Commission of Health and Family Planning (15GWZK0502)
Text and Data Mining valid from 2018-10-05
Received: 19 April 2018
Accepted: 27 September 2018
First Online: 5 October 2018
Ethics approval and consent to participate
: This study was approved by the ethical board from Zhongshan Hospital, Fudan University (Approval Number B2017–039). The requirement for informed consent was waived by the ethical board from Zhongshan Hospital given the retrospective design.
: Not applicable.
: The authors declare that they have no competing interests.
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