Text and Data Mining valid from 2019-04-03
First Online: 3 April 2019
Compliance with ethical standards
: The authors declare they have no conflict of interest.
: 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. This study was also approved by the Human Research Ethics Committee (Reference Number: HREC/16/QWMS/23).
: A waiver of consent was granted for this project by the Human Research Ethics Committee.