Funding for this research was provided by:
Consejo Nacional de Ciencia y Tecnología, Paraguay (Unknown)
Text and Data Mining valid from 2019-05-28
Received: 8 August 2018
Revised: 28 March 2019
Accepted: 15 May 2019
First Online: 28 May 2019
Compliance with ethical standards
: All applicable international, national, and/or institutional guidelines for the care and use of animals were followed.
: The authors declare that they have no conflict of interest.