Received: 28 February 2020
Accepted: 27 May 2020
First Online: 6 June 2020
Ethics approval and consent to participate
: This article was approved by the ethics committee Centre de comitè d’ètica de la Investigació Clínica Hospital Universitari Germans Tries i Pujol (CEI-HUGTiP) as it contains human data. Informed verbal consent was obtained from all individual participants or legal surrogates included in the study to use their data. The ethics committee agreed as it is a prospective study without intervention and with anonymous data.
: Not applicable.
: The authors declare that they have no competing interests.