Espina-Valdés, Rodolfo
Álvarez Álvarez, Eduardo http://orcid.org/0000-0003-4585-9911
García-Maribona, Julio
Trashorras, Antonio José Gutiérrez
González-Caballín, Juan M.
Article History
Received: 3 November 2018
Accepted: 27 May 2019
First Online: 31 May 2019
Compliance with ethical standards
:
: The authors declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.