de la Cruz-Alejo, J.
Antonio-Méndez, R.
Salazar-Pereyra, M.
Article History
Received: 9 September 2015
Accepted: 4 October 2017
First Online: 24 October 2017
Compliance with ethical standards
:
: The authors state that they have no conflict of interest with the publication of this research paper. Likewise, they also would like to thank the reviewers for their valuable comments and suggestions to improve the present work.