Joaquim, João
Reis, Marlene
Matos, Cristiano http://orcid.org/0000-0002-6279-1421
Lopes, José
Pires, Timóteo
Article History
First Online: 19 September 2018
Compliance with ethical standards
:
: The study was approved by the involved institutions. Confidentiality of the participants was assured.
: Informed consent forms were signed by all participants.
: No sources of funding was used to assist in the preparation of this manuscript.
: All authors declare to have no conflicts of interest that are directly relevant to the content of this study.