Received: 2 November 2020
Accepted: 27 December 2020
First Online: 9 January 2021
Ethics approval and consent to participate
: Ethical approval and patient consent were acquired and recorded in the patient medical record with witness signature. All ethical approval and consent procedures were approved by the Medical Ethical Committee of West China Second University Hospital, Sichuan University.
: Not applicable.
: The authors declare no conflict of interest/competing interests in publishing the present manuscript.