Faria, Joana
Loureiro, Inês
Santarém, Nuno
Cecílio, Pedro
Macedo-Ribeiro, Sandra
Tavares, Joana
Cordeiro-da-Silva, Anabela
Article History
Received: 4 January 2016
Accepted: 10 May 2016
First Online: 27 May 2016
Competing interests
: The authors declare no competing financial interests.