Text and Data Mining valid from 2018-06-19
Received: 12 October 2017
Accepted: 11 June 2018
First Online: 19 June 2018
Compliance with ethical standards
: This study was approved by the appropriate ethics committee of our hospital.
: The authors declare that they have no conflict of interest (IRB No:1612-009-16023).
: This article does not contain any studies with human participants or animals performed by any of the authors.