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Article History

Received: 11 June 2020

Accepted: 28 January 2021

First Online: 8 February 2021

Ethics approval and consent to participate

: Italian legislation (D.L.vo 24.6.2003, n. 211, “attuazione della Direttiva 2001/20/CE”) indicates that ethics approval is not required for anonymous interviews/questionnaires.However, this study respects ethical issue and policy specifically considering the privacy and professional secret. Values as the human respect of life, freethinking and the international patients’ rights were observed for the data collection phase.(see: ExternalRef removed)The authors confirm that the consent obtained from study participants was written directly in the survey model were they accepted to participate in the survey, aware of the fact that their anonymity was guaranteed.

: Not applicable.

: The authors declare that there are no financial and non-financial competing interests.