Article History
Received: 21 August 2018
Accepted: 16 April 2019
First Online: 29 April 2019
Ethics approval and consent to participate
: The study was approved by the Ethical Committee of Comité Etico de Investigación Clínica del Parc de Salut Mar with the number 2014/5625/I. All the patients included signed informed consent.
: Not applicable
: The authors declare that they have no competing interests.
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