da Costa, Christiane Kelen Lucena
Spyrides, Maria Helena Constantino
de Sousa, Maria Bernardete Cordeiro http://orcid.org/0000-0001-6200-0418
Funding for this research was provided by:
Brazilian Council for Scientific and Technological Development (306018/2013-6)
Article History
Received: 12 September 2017
Accepted: 27 November 2018
First Online: 20 December 2018
Ethics approval and consent to participate
: This study was approved by the Ethical Committee of the Federal University of Rio Grande do Norte and Brazilian Health Ministry, under Protocol number 49859915.0.0000.5178. All participants gave their informed written consent to take part in the study.
: Not applicable.
: The authors declare that they have no competing interests.
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