Ortiz-Comino, L.
Fernández-Lao, C. http://orcid.org/0000-0002-9392-1532
Castro-Martín, E.
Lozano-Lozano, M.
Cantarero-Villanueva, I.
Arroyo-Morales, M.
Martín-Martín, L.
Article History
Received: 11 July 2019
Accepted: 5 November 2019
First Online: 21 November 2019
Compliance with ethical standards
: The study protocol was approved by the Biomedical Investigation Ethics Committee, Granada, Spain (CEI-GRANADA. Ref: 0045-N-16), and conducted in accordance with the Declaration of Helsinki. All participants provided written, informed consent to be included.
: The authors declare that they have no competing interests.