Received: 23 September 2019
Accepted: 3 May 2020
First Online: 13 May 2020
Ethics approval and consent to participate
: The study was approved by the Ethic Committee of the Istituto nazionale ricovero e cura anziani, Istituto di ricovero e cura a carattere scientifico (IRCCS INRCA) during the session of 17 July 2019, with identification code number 19017. Any protocol modifications will be notified to the same Ethic Committee. The same committee represents the data monitoring committee which periodically assesses the progress of the protocol and compliance with what has been declared. The principals of the Declaration of Helsinki and Good Clinical Practice guidelines will be adhered to. Participants in this study will provide written informed consent.
: Not applicable.
: The authors declare they have no competing interests and the study has not received external funding.