Funding for this research was provided by:
Fundação Carlos Chagas Filho de Amparo à Pesquisa do Estado do Rio de Janeiro (Proc. E-26/202.839/2015)
Text and Data Mining valid from 2018-07-09
Received: 10 April 2018
Accepted: 2 July 2018
First Online: 9 July 2018
Compliance with ethical standards
: The authors declare that they have no conflict of interest.
: This study was approved by a panel from Pedro Ernesto University Hospital/Rio de Janeiro State University Ethical Committee (CAAE no. 24840413.8.0000.5259/CEP-HUPE).
: For this type of study, formal consent is not required.