Text and Data Mining valid from 2018-04-04
First Online: 4 April 2018
Compliance with ethical standards
: Anthony Abou Karam, Arya Bagherpour, Jesus Calleros and Shaked Laks declare that they have no conflict of interest.
: All applicable international, national, and/or institutional guidelines for the care and use of animals were followed.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was not required (study is retrospective and no PHI were included).