Arboix, Adrià http://orcid.org/0000-0002-8512-7881
Massons, Joan
Grivé, Elisenda
Sánchez, María-José
Article History
Received: 5 January 2018
Accepted: 21 January 2018
First Online: 14 February 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The study was in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments.
: Informed consent was obtained from all individual participants included in the study.