Espírito Santo, Vera
Passos, João
Nzwalo, Hipólito
Carvalho, Inês
Santos, Filipa
Martins, Carmo
Salgado, Lucília
Silva, Conceição e
Vinhais, Sofia
Vilares, Miguel
Salgado, Duarte
Nunes, Sofia
Article History
Received: 13 December 2019
Accepted: 22 February 2020
First Online: 27 February 2020
Compliance with ethical standards
:
: The authors declare no conflict of interest.
: The study was approved by the institutional ethics committee and has been performed in accordance with the ethical standards as laid down in the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards.