Received: 4 December 2020
Accepted: 20 April 2021
First Online: 28 April 2021
: Following our IRB (Comitato Etico Regionale per la Sperimentazione Clinica della Regione Toscana), this study does not require any ethical approval because this is simulation study performed on mannequins. However, all experiments were performed in accordance with relevant guidelines and each participant approved and freely decided to participate.
: Informed consent was obtained from all subjects for study participation. Informed and written consent was requested to participate.