Ricardo, Fernando
Pimentel, Tânia
Moreira, Ana S. P.
Rey, Felisa
Coimbra, Manuel A.
Rosário Domingues, M.
Domingues, Pedro
Costa Leal, Miguel
Calado, Ricardo
Article History
Received: 2 February 2015
Accepted: 5 May 2015
First Online: 18 June 2015
Competing interests
: The authors declare no competing financial interests.