Gerassis, Saki
Abad, Alberto
Taboada, Javier
Saavedra, Ángeles http://orcid.org/0000-0002-4845-2271
Giráldez, Eduardo
Article History
Received: 7 July 2019
Accepted: 29 November 2019
First Online: 11 December 2019
Ethics approval and consent to participate
: According to the data protection law in force in Spain, all the data used in this study have been anonymized.
: Not applicable.
: The authors declare that they have no competing interests.