Loaiza-Félix, Javier
Moreno-Ramírez, Mariana
Pérez-García, F. Luis
Jiménez-Rojas, Valentín
Sánchez-Muñoz, Fausto
Amezcua-Guerra, M. Luis http://orcid.org/0000-0002-6258-5732
Article History
Received: 24 February 2017
Accepted: 19 May 2017
First Online: 23 May 2017
Compliance with ethical standards
:
: This study was not funded by any institution.
: All the authors declare that they have no conflict of interest.
: All procedures performed in this study were in accordance with the ethical standards of our institution and the local laws, as well as with the 1964 Helsinki Declaration and its later amendments. In addition, the study protocol was approved by the local ethics committee and all individual participants consented to participate before inclusion.