Received: 10 July 2017
Accepted: 12 April 2019
First Online: 30 April 2019
Ethics approval and consent to participate
: The study and the publication of the relevant produced data were approved - prior to commencing - by the ethics review board of the ‘Theagenion’ Cancer Hospital (Thessaloniki, Greece). In addition, the study was undertaken in accordance with the Declaration of Helsinki and Good Clinical Practice Guidelines. Finally, a consent form - which included permission for publishing of the collected data - was signed by all patients after being informed.
: Not Applicable.
: The authors declare that they have no competing interests.
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