Oliveira, Maria João
Quaresma, Pedro
Peixoto de Almeida, Miguel
Araújo, Andreia
Pereira, Eulália
Fortunato, Elvira http://orcid.org/0000-0002-4202-7047
Martins, Rodrigo
Franco, Ricardo
Águas, Hugo http://orcid.org/0000-0001-7350-649X
Article History
Received: 2 February 2017
Accepted: 30 March 2017
First Online: 30 May 2017
Competing Interests
: The authors declare that they have no competing interests.