Received: 23 May 2019
Accepted: 5 October 2020
First Online: 9 November 2020
Ethics approval and consent to participate
: The study was carried out as part of routine checks conducted in the ED of Ligurian hospitals, and so ethical approval was not required. As is the case with all studies conducted in the hospital environment, the management of the hospital approved the study protocol. The management is responsible for ensuring the ethical aspects of all hospital activities.
: On entering the hospitals, all patients signed an informed consent form regarding treatment in the hospital.
: The authors declare that they have no competing interests.