Martins, Luís F.
Costa, Rui O.
Pedro, Joana R.
Aguiar, Paulo http://orcid.org/0000-0003-4164-5713
Serra, Sofia C.
Teixeira, Fabio G.
Sousa, Nuno
Salgado, António J.
Almeida, Ramiro D.
Article History
Received: 6 February 2017
Accepted: 2 May 2017
First Online: 23 June 2017
Competing Interests
: The authors declare that they have no competing interests.