Castellano-Guerrero, A. M.
Guerrero, R.
Relimpio, F.
Losada, F.
Mangas, M. A.
Pumar, A.
MartÃnez-Brocca, M A.
Article History
Received: 17 February 2018
Accepted: 30 May 2018
First Online: 13 June 2018
Compliance with ethical standards
:
: The authors have declared no conflict of interest.
: The study was reviewed by the local Ethics Committee and has been performed in accordance with the ethical standards laid down in an appropriate version of the 1964 Declaration of Helsinki.
: All persons gave their informed consent prior to their inclusion in the study.