Povedano, Alejandro http://orcid.org/0000-0001-5687-4223
D’Alessandro, Gabriel Salum
dos Santos, Lauren Klas Iurk Leme
Munhoz, Alexandre Mendonça
Gemperli, Rolf
Sampaio Góes, João Carlos
Article History
Received: 14 August 2017
Accepted: 5 November 2017
First Online: 25 November 2017
Compliance with ethical standards
:
: There was no external funding for this study.
: Alejandro Povedano, Gabriel Salum D’Alessandro, Lauren Klas Iurk Leme dos Santos, Alexandre Mendonça Munhoz, Rolf Gemperli, and João Carlos de Sampaio Góes declare that they have no conflict of interest.
: All procedures performed in this study involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments. However, for this type of retrospective study formal consent from a local ethics committee is not required.
: Informed consent was obtained from all individual participants included in the study.