Funding for this research was provided by:
Fundação de Amparo à Pesquisa do Estado de São Paulo (2013/04049-4)
Conselho Nacional de Desenvolvimento Científico e Tecnológico (404603/2013-0)
Text and Data Mining valid from 2019-09-18
Received: 27 August 2018
Accepted: 29 August 2019
First Online: 18 September 2019
Ethics approval and consent to participate
: 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 obtained from all individual participants included in the study.
: The authors declare that they have no competing interests.