Tabotta, Flavian
Jreige, Mario
Schaefer, Niklaus
Becce, Fabio
Prior, John O.
Nicod Lalonde, Marie http://orcid.org/0000-0002-4886-0611
Article History
Received: 6 August 2019
Accepted: 11 December 2019
First Online: 26 December 2019
Ethics approval and consent to participate
: The procedure followed was in accordance with the ethical standards of the institutional research committee. The local Ethics Research Committee of the State of Vaud approved this research protocol (CER-VD #2017–01492) and, considering the retrospective nature of the study, waived the need for obtaining patient informed consent. Patients who had refused to sign the general hospital informed consent form were excluded from the study. Patients who signed the general hospital informed consent or did not receive it were included in this retrospective study.
: Both patients whose images appear in the figures of this paper have signed the general hospital informed consent.
: The authors declare that they have no conflict of interest.