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Authors
Pinto, Marcelo A.
Grezzana-Filho, Tomaz J. M.
Chedid, Aljamir D.
Leipnitz, Ian
Prediger, João E.
Alvares-da-Silva, Mário R
de Araújo, Alexandre
Zahler, Sofia
Lopes, Bruno B.
Giampaoli, Ângelo Z. D.
Kruel, Cleber R. P.
Chedid, Marcio F. https://orcid.org/0000-0001-6182-6963
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Funding
Funding for this research was provided by:
Hospital de Clínicas de Porto Alegre (2018-0023)
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Article History
Received: 28 April 2020
Accepted: 22 September 2020
First Online: 6 October 2020
Compliance with ethical standards
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: The authors declare that they have no conflicts of interest.
: This study complies with ethical standards and was approved by the Hospital de Clínicas de Porto Alegre Institutional Review Board (<i>Grupo de Pesquisa e Pós-Graduação—GPPG HCPA</i>) (2018-0023). All procedures performed in studies 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 or comparable ethical standards.
: Informed consent was waived by the ethics committee because this is an observational retrospective study.
