Ortiz, Alvaro http://orcid.org/0000-0002-8986-7510
Galvis, Virgilio
Tello, Alejandro
Viaña, Victor
Corrales, Maria Isabel
Ochoa, Miguel
Rodriguez, Carlos Julián
Article History
Received: 28 November 2017
Accepted: 17 August 2018
First Online: 22 August 2018
Compliance with ethical standards
:
: All authors declare that they do not have any conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional ethical committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Informed consent was obtained from all individual participants included in the study.