Funding for this research was provided by:
Ministerio de Sanidad, Servicios Sociales e Igualdad (2013I027)
Ministerio de Ciencia, Innovación y Universidades (RTI2018-099403-B-I00)
Article History
Received: 21 November 2019
Accepted: 25 April 2020
First Online: 17 May 2020
Compliance with ethical standards
:
: All procedures performed in this study were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in this study.