Article History
Received: 9 April 2019
Accepted: 8 June 2019
First Online: 18 June 2019
Compliance with Ethical Standards
:
: The authors have no conflict of interest to disclose.
: For this type of study formal consent is not required.
: This study has obtained IRB approval and the need for informed consent was waived.
: Consent for publication was obtained for every individual person’s data included in the study.