Quintas-Neves, Miguel http://orcid.org/0000-0002-8183-5717
Soares-Fernandes, João Paulo
Article History
Received: 17 June 2018
Accepted: 22 June 2018
First Online: 28 June 2018
Compliance with ethical standards
:
: On behalf of all authors, the corresponding author declares that there is no conflict of interest.