Guirant, L.
Carlos, F.
Curiel, D.
Kanis, J. A.
Borgström, F.
Svedbom, A.
Clark, P. http://orcid.org/0000-0001-7981-5357
Funding for this research was provided by:
Consejo Nacional de Ciencia y Tecnología (87106)
Article History
Received: 25 October 2017
Accepted: 8 January 2018
First Online: 20 February 2018
Compliance with ethical standards
: The study was conducted in accordance with the declaration of Helsinki, informed consent was obtained from all participants, and the Research and Ethics Committees in each of the participant institutions approved the protocol.
: None.