Caio, Giacomo
Volta, Umberto
Ursini, Francesco
Manfredini, Roberto
De Giorgio, Roberto
Article History
Received: 7 November 2018
Accepted: 18 March 2019
First Online: 27 March 2019
Ethics approval and consent to participate
: A simplified International Review Board approval by the Ethics Committee of the St. Orsola-Malpighi Hospital was obtained and each patient (or a family member in case of death) signed the consent form for publication.
: Written informed consent for publication of clinical details was obtained from the five patients or relatives in case of death. A copy of the consent form is available on request from the corresponding author.
: The authors declare that they have no competing interests.
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