Vázquez, Roberto
Domenech, Mirian
Iglesias-Bexiga, Manuel
Menéndez, Margarita http://orcid.org/0000-0002-3267-4443
García, Pedro
Article History
Received: 7 June 2017
Accepted: 16 November 2017
First Online: 28 November 2017
Competing Interests
: The authors declare that they have no competing interests.