Funding for this research was provided by:
MINECO (EDU2015-67484-P, FPI -BES-2016-076864)
Article History
Received: 10 September 2019
Accepted: 5 October 2020
First Online: 15 October 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in this study were in accordance with the ethical standards of the institutional research committee (Ethical Committee of the Principality of Asturias (reference: CPMP/ICH/135/95, code: TDAH-Oviedo) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants and/or families included in the study.