Benítez-Rosario, Miguel Angel http://orcid.org/0000-0001-7706-3171
Rosa-González, Inmaculada
González-Dávila, Enrique
Sanz, Emilio
Article History
Received: 28 December 2017
Accepted: 6 June 2018
First Online: 18 June 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with animals performed by any of the authors. All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. The study protocol was approved by the Human Research Ethics Committee of Hospital Universitario La Candelaria. For this type of study formal consent is not required.