Costas Malvido, Mónica
Alonso González, Elisa
Outeiriño, David
Pérez Guerra, Nelson http://orcid.org/0000-0002-8202-932X
Article History
Received: 23 November 2017
Accepted: 18 June 2018
First Online: 25 June 2018
Compliance with ethical standards
:
: All the authors declare that they have no conflicts of interest.