Funding for this research was provided by:
Fundação de Amparo à Pesquisa do Estado de Goiás (201410267000327)
Received: 21 September 2018
Accepted: 11 February 2019
First Online: 20 February 2019
Ethics approval and consent to participate
: Administrative permission to use the raw data was provided by the Municipal Secretary of Health after the author registered the above research for approval by the Research Ethics Committee of the Federal University of Goiás (Comitê de Ética em Pesquisa da Universidade Federal de Goiás) (Protocol n° 713.754/2014). Access was given on three conditions. First was that the data is used only by the author and only for the purpose of the registered research or study. Secondly, the should be treated as confidential, and no effort should be made to identify any granted cases. Thirdly, the author is required to submit a copy of any reports/publications resulting from using the granted cases. The institutional review board waived the informed consent because used secondary data.
: Not applicable
: The authors declare that they have no competing interests.
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