Received: 22 February 2019
Accepted: 2 July 2019
First Online: 14 August 2019
Ethics approval and consent to participate
: Consent and ethical committee’s approval were not applicable due to the nature of the study, because no patients were involved and the work responds to clinical good practice criteria.
: Not applicable.
: The authors declare that they have no competing interests. LR receives salary from TECHNOLOGIC S.r.l. as an employee. TECHNOLOGIC S.r.l. did not have any role in the study.
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