Ruiz-Pomeda, Alicia http://orcid.org/0000-0002-8318-5914
Pérez-Sánchez, Belén
Cañadas, Pilar
Prieto-Garrido, Francisco Luis
Gutiérrez-Ortega, Ramón
Villa-Collar, César
Funding for this research was provided by:
CooperVision S.L. Spain
Article History
Received: 12 June 2018
Revised: 27 July 2018
Accepted: 21 August 2018
First Online: 8 September 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee (CEI-R, Regional Research Ethics Committee of the Community of Madrid, Spain) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.