Faustino, André F.
Martins, Ivo C.
Carvalho, Filomena A.
Castanho, Miguel A. R. B.
Maurer-Stroh, Sebastian
Santos, Nuno C.
Article History
Received: 19 September 2014
Accepted: 20 April 2015
First Online: 10 July 2015
Competing interests
: The authors declare no competing financial interests.