Léniz, A.
Portillo, M. P.
Fernández-Quintela, Alfredo
Macarulla, M. T.
Sarasua-Miranda, A.
del Hoyo, M.
Díez-López, I.
Funding for this research was provided by:
Pfizer Foundation (2012/13)
Eusko Jaurlaritza (IT-572-13)
Instituto de Salud Carlos III (CIBERobn)
Article History
Received: 17 October 2018
Accepted: 2 May 2019
First Online: 17 June 2019
Compliance with ethical standards
:
: The study protocol has been approved by the Ethical Committee of the Hospital Universitario de Álava-Txagorritxu (HUA) (Ref. 2012-050). All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Parents of all subjects have given their written informed consent to take part in the study. Informed consent was obtained from all individual participants included in the study.