Updates are available Erratum dated 2018-04-30
Click to view Erratum: https://doi.org/10.1038/bdjopen.2018.6
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Authors
Conceicao, Mauricio Duarte da http://orcid.org/0000-0001-5464-6972
Giudice, Fernanda Salgueiredo
Carvalho, Lucas de Francisco
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Article History
Received: 13 December 2017
Accepted: 11 January 2018
First Online: 6 April 2018
Competing interests
: The authors declare no conflict of interest.
