**Author details**

Francesca Romana Greco and Grazia D'Onofrio\* Geriatric Unit, Department of Medical Sciences, IRCCS Casa Sollievo Della Sofferenza, San Giovanni Rotondo, Italy

\*Address all correspondence to: g.donofrio@operapadrepio.it

© 2020 The Author(s). Licensee IntechOpen. This chapter is distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/ by/3.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
