Text and Data Mining valid from 2019-04-06
Received: 18 February 2019
Accepted: 2 April 2019
First Online: 6 April 2019
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: All procedures followed were in accordance with the ethical standards of the responsible committee on human experimentation (institutional and national) and with the Helsinki Declaration of 1975, as revised in 2008(5).
: The patient has given consent for the publication of images.