Remelhe, Mafalda
Teixeira, Pedro M http://orcid.org/0000-0001-6322-4923
Lopes, Irene
Silva, Luís
Correia de Sousa, Jaime http://orcid.org/0000-0001-6459-7908
Article History
Received: 24 November 2015
Revised: 31 October 2016
Accepted: 31 October 2016
First Online: 12 January 2017
Competing interests
: The authors declare no conflict of interest.