Received: 21 February 2021
Revised: 25 March 2021
Accepted: 30 March 2021
First Online: 5 April 2021
: This study was approved by the ethics committee of Ube Industries Central Hospital, approval number 2019-0532.
: This study took opting out to obtain consents for publication and participation.
: The authors declare that they have no competing interests.