Text and Data Mining valid from 2020-01-13
Received: 13 September 2018
Accepted: 19 December 2019
First Online: 13 January 2020
Ethics approval and consent to participate
: The protocol and all procedures were approved by the Ethics Committee of the Central Hospital of Lishui City. Written informed consent was obtained from all of the participants.
: Not applicable.
: The authors declare that they have no completing interests.