Received: 11 October 2019
Accepted: 8 January 2020
First Online: 13 January 2020
Ethics approval and consent to participate
: This article does not contain any studies with human participants or animals performed by any of the authors. All procedures were performed in accordance with the ethical standards of the institutional and/or national research committee with the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards. The patient has given written informed consent for this publication.
: Written informed consent was obtained from all patients.
: The authors declare that they have no competing interests.