Received: 17 September 2019
Accepted: 8 January 2020
First Online: 13 January 2020
Ethics approval and consent to participate
: The study was approved by the Ethics Committees of the Medical Research Institute of the Hospital La Fe, Valencia, Spain (2017-01-14). All procedures were in accordance with the ethical standards of the hospital and all patients provided informed consent.
: Not applicable.
: The authors declare that they have no competing interests.