Document is current
Any future updates will be listed below
-
Authors
- License Information
-
More Information
Article History
Received: 3 January 2020
Accepted: 20 April 2020
First Online: 1 May 2020
Ethics approval and consent to participate
: The present study was approved by the ethical review committee of The First People’s Hospital of Shangqiu.
: Not applicable.
: The authors declare that they have no competing interests.
