Funding for this research was provided by:
Generalitat de Catalunya (SLT0021600250, 2017SGR696)
Instituto de Salud Carlos III (Action Plan II14//00008)
Diputació de Lleida
Text and Data Mining valid from 2019-05-07
Received: 19 December 2018
Accepted: 26 April 2019
First Online: 7 May 2019
Compliance with ethical standards
: The authors declare that they have no competing interests.
: The protocol was approved by the Arnau de Vilanova University Hospital ethics committee (CEIC-1410). Additionally, the study was conducted according to the ethical guidelines of the Helsinki Declaration and Spanish legislation regarding the protection of personal information was also followed.
: Informed consent was obtained from all individual participants included in the study.