Received: 11 June 2020
Accepted: 15 October 2020
First Online: 28 October 2020
Ethics approval and consent to participate
: This study was approved by the Clinical Research Ethics Committee of Jining NO.1 People’s Hospital, Jining, China. All patients were approached based on approved ethical guidelines, and those who agreed to participate in this study were required to sign consent forms.
: Not applicable.