Received: 30 March 2021
Accepted: 5 October 2021
First Online: 8 October 2021
: The project was approved by the ethics committee of Zhengzhou University (ethics review number: 2019-KY-018). Informed consent forms were obtained from all patients or their relatives. All informed consent obtained from study participants is written. Study was carried out in accordance with ethical guidelines of Zhengzhou University.
: Not applicable.
: The authors declare that they have no competing interests.