Sousa, Keissy http://orcid.org/0000-0002-8209-6901
Calvão-Santos, Gil
Costa, Jorge
Ferreira, Luís
Mendonça, Luís
Gentil, Rita
Gomes, Nuno Lourenço
Article History
Received: 2 April 2020
Revised: 19 May 2020
Accepted: 26 May 2020
First Online: 2 June 2020
Compliance with ethical standards
:
: Authors Keissy Sousa, Gil Calvão-Santos, Jorge Costa, Luis Ferreira, Luís Mendonça, Rita Gentil and Nuno Lourenço Gomes declare that they have no conflict of interest. All procedures were in accordance with the ethical standards of the institutional (document no, 132/2017) and national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: This type of study did not require informed consent. All data analyses were performed based on anonymized data, and none of the presented results can identify any patient.