Funding for this research was provided by:
Research Project of Shanghai Science and Technology Commission (201940231)
Text and Data Mining valid from 2020-03-05
Received: 5 January 2020
Accepted: 10 February 2020
First Online: 5 March 2020
Ethics approval and consent to participate
: This study is to be conducted in accordance with the principles of the Declaration of Helsinki and has been approved by the Sichuan Regional Ethics Review Committee on Traditional Chinese Medicine. Details of the trial program have been approved by the appropriate Institutional Review Boards.
: Not applicable.
: The authors declare that they have no competing interests.