Received: 3 April 2020
Accepted: 9 July 2020
First Online: 18 July 2020
Ethics approval and consent to participate
: This study was conducted according to the guidelines laid down in the declaration of Helsinki. All participants gave written informed consent. The research ethics committee has approved the elderly project Goiânia (number: 031/2007)
: Not applicable.
: The authors declare no conflict of interest.