Funding for this research was provided by:
Fundação para a Ciência e a Tecnologia (POCI-01-0145-FEDER-028145)
Received: 2 August 2020
Accepted: 14 October 2020
First Online: 2 November 2020
Ethics approval and consent to participate
: The Ethics Committee of the University Hospital Centre of São João approved the study, and informed consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.