Article History
Received: 19 February 2020
Accepted: 21 December 2020
First Online: 5 February 2021
Change Date: 22 March 2022
Change Type: Correction
Change Details: A Correction to this paper has been published:
Change Details: https://doi.org/10.1186/s12877-022-02804-2
Ethics approval and consent to participate
: Not applicable as this was a systematic review.
: Not applicable.
: The authors declare that they have no conflicts of interest.