Text and Data Mining valid from 2019-07-04
First Online: 4 July 2019
Compliance with Ethical Standards
: On behalf of all authors, the corresponding author states that there is 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 2000. All information was collected as part of routine clinical care and data were culled from charts.