Article Text
PDF
Footnotes
Contributors All the authors meet the conditions of all of these points: All of them made a substantial contribution to the concept or design of the work; or acquisition, analysis or interpretation of data, All of them drafted the article or revised it critically for important intellectual content, All of them approved the version to be published, All of them have participated sufficiently in the work to take public responsibility for appropriate portions of the content.
Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.
Competing interests None declared.
Patient consent for publication Not required.
Ethics approval The Committee on Research Ethics at the Universidad de Navarra approved this study (number 2016.071) on the 3rd of November of 2016.
Provenance and peer review Not commissioned; externally peer reviewed.
Data availability statement All data relevant to the study are included in the article or uploaded as supplementary information.
Statistics from Altmetric.com
Footnotes
Contributors All the authors meet the conditions of all of these points: All of them made a substantial contribution to the concept or design of the work; or acquisition, analysis or interpretation of data, All of them drafted the article or revised it critically for important intellectual content, All of them approved the version to be published, All of them have participated sufficiently in the work to take public responsibility for appropriate portions of the content.
Funding The authors have not declared a specific grant for this research from any funding agency in the public, commercial or not-for-profit sectors.
Competing interests None declared.
Patient consent for publication Not required.
Ethics approval The Committee on Research Ethics at the Universidad de Navarra approved this study (number 2016.071) on the 3rd of November of 2016.
Provenance and peer review Not commissioned; externally peer reviewed.
Data availability statement All data relevant to the study are included in the article or uploaded as supplementary information.
Request Permissions
If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.