Funding for this research was provided by:
The Left Group of the European Parliament
Fundação para a Ciência e a Tecnologia (UIDB/00050/2020)
Universidade do Porto
Article History
Accepted: 31 March 2023
First Online: 6 May 2023
Declarations
:
: No ethical approval because it is a review article.
: Not applicable.
: The authors declare no competing interests.