Funding for this research was provided by:
Conselho Nacional de Desenvolvimento Científico e Tecnológico (309163/2015-3)
National Science Foundation (1556664, 0650735)
Universidade Regional de Blumenau
Article History
Received: 27 March 2018
Accepted: 23 August 2018
First Online: 5 September 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.