Funding for this research was provided by:
Universidad de las Fuerzas Armadas ESPE (Prometeo Project (2013-2016))
Secretaría de Educación Superior, Ciencia, Tecnología e Innovación (Prometeo Project (2013-2016))
Article History
Received: 14 May 2020
Accepted: 26 October 2020
First Online: 6 November 2020
Compliance with Ethical Standards
:
: The authors confirm they have no conflict of interests.