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Authors
da Casa, Carmen
Pablos-Hernández, Carmen
González-Ramírez, Alfonso
Julián-Enriquez, José Miguel
Blanco, Juan F. http://orcid.org/0000-0001-7803-9149
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Article History
Received: 30 May 2019
Accepted: 22 July 2019
First Online: 1 August 2019
Ethics approval and consent to participate
: All participants (or their relatives) have given their written informed consent to participate. The whole study was conducted following the Declaration of Helsinki and previously approved by the ethics committee for clinical research (CEIC) of the University Hospital of Salamanca.
: Not applicable.
: The authors declare that they have no competing interests.
