Document is current

Article History

Received: 14 September 2017

Accepted: 29 June 2018

First Online: 13 July 2018

Competing interest

: The authors declares that they have no competing interests.

: This study was approved by the Ethics Committee for Biomedical Research (protocol no. 2013/0045) of La Fe University Hospital, Valencia, Spain.

: Not applicable

: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.