Funding for this research was provided by:
Youth Innovation Promotion Association of the Chinese Academy of Sciences (2016098)
Major State Basic Research Development Program of China (2014CB542006)
National Key Research and Development Plan of China (2016YFA0201404)
Key Research Program of the Chinese Academy of Sciences (KJZD-EW-L14)
Text and Data Mining valid from 2020-04-21
Received: 21 January 2020
Accepted: 8 April 2020
First Online: 21 April 2020
Ethics approval and consent to participate
: The study protocol conformed to the ethical guidelines of the 1975 Declaration of Helsinki and was approved by the Ethics Committee of Peking University Third hospital (IRB number: 206H005). Informed written consent was obtained from all the patients and volunteers prior to the procedure.
: Not applicable
: The authors disclose no potential competing interests.