Article History
Received: 25 June 2021
Revised: 14 November 2021
Accepted: 23 November 2021
First Online: 8 January 2022
Competing interests
: The authors declare no competing interests.
: This study strictly followed the Declaration of Helsinki and was approved by the Ethics Committee of Shengli Oilfield Central Hospital. All subjects signed informed consent forms before participating in the study.