Garcia-Iza, Leire http://orcid.org/0000-0002-9268-3712
Guisasola, Amaia
Ugarte, Ane
Navarro, Juan Jose
Goiburu, Miren
Altuna, Xabier
Article History
Received: 26 February 2018
Accepted: 24 July 2018
First Online: 28 July 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any added study with human participants performed by any of the authors. Nevertheless, ethics committee approval was granted. This observational study will be carried out in accordance with the ethical requirements of the Helsinki Declarations.