Pires, David
Marques, Joana
Pombo, João Palma
Carmo, Nuno
Bettencourt, Paulo
Neyrolles, Olivier
Lugo-Villarino, Geanncarlo
Anes, Elsa
Article History
Received: 12 February 2016
Accepted: 4 August 2016
First Online: 30 August 2016
Competing interests
: The authors declare no competing financial interests.