Received: 1 June 2020
Accepted: 6 June 2020
First Online: 26 June 2020
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of the Hospital Clínico Universitario de Valencia on 16<sup>th</sup> April 2020. The main author certifies that this trial has received ethical approval from the appropriate ethical committee. Informed consent of the patients to participate in the study is going to be obtained previously to start any trial related procedure.
: Not applicable.
: The authors declare that they have no competing interests.