Funding for this research was provided by:
Secretaria Xeral de Investigación e Desenvolvemento, Xunta de Galicia (ED341b 2017/19)
Text and Data Mining valid from 2020-04-02
Received: 1 November 2019
Accepted: 18 March 2020
First Online: 2 April 2020
Ethics approval and consent to participate
: The regional institutional review board, CEIC, approved this study, which was conducted according to the ethical guidelines of the Helsinki Declaration.
: No information about personal or clinical data of the studied patients which allow their identification have been included in this manuscript.
: The authors declare that they have no competing interests.