Saraiva, João L. http://orcid.org/0000-0002-8891-8881
Keller-Costa, Tina
Hubbard, Peter C. http://orcid.org/0000-0002-3007-4647
Rato, Ana http://orcid.org/0000-0002-1150-2757
Canário, Adelino V. M. http://orcid.org/0000-0002-6244-6468
Article History
Received: 22 December 2015
Accepted: 30 June 2017
First Online: 9 August 2017
Competing Interests
: The authors declare that they have no competing interests.