Document is current

Article History

Received: 7 August 2018

Accepted: 23 April 2019

First Online: 15 May 2019

Compliance with ethical standards

:

: The authors declare that they have no conflict of interest.

: The authors declare that procedures conformed to the ethical standards of the responsible committee on human experimentation and in accordance with the World Medical Association Declaration of Helsinki.

: The authors declare that they have followed the protocols of their workplace on the publication of data from patients and that all patients included in the study have received sufficient information and have given their written informed consent to participate in the study.

: The authors have obtained the informed consent of patients and/or subjects referred to in the article. This document is in the possession of the author of correspondence.