Jesus, Danilo A. http://orcid.org/0000-0001-5799-4163
Barbosa Breda, João http://orcid.org/0000-0001-7816-816X
Van Keer, Karel
Rocha Sousa, Amândio
Abegão Pinto, Luis http://orcid.org/0000-0002-9960-7579
Stalmans, Ingeborg
Article History
Received: 6 April 2018
Revised: 6 August 2018
Accepted: 16 August 2018
First Online: 11 September 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.