Costa, I.
Martins, F. G.
Alves, I.
Funding for this research was provided by:
European Regional Development Fund
Article History
Received: 9 August 2017
Accepted: 28 February 2018
First Online: 7 March 2018
Compliance with ethical standards
:
: On behalf of all authors, the corresponding author states that there is no conflict of interest.