Received: 22 May 2020
Accepted: 28 October 2020
First Online: 3 November 2020
Ethics approval and consent to participate
: The study has been approved by the Ethics Committee of Centro Hospitalar Universitário Cova da Beira (study committee reference number: CHCB 22/2017). Oral and written consent was obtained for all willing participants prior to registering for this study. Patient Informed consent to participate in this study CHCB 22/2017.
: Not Applicable.
: The authors do not report any conflict of interest.