Funding for this research was provided by:
Ministry of Science and Innovation (SAF2017-88086-R, RT2018-101332-B-I00)
Instituto de Salud Carlos III (RD16/0012/0013)
Received: 24 March 2020
Accepted: 8 September 2020
First Online: 25 September 2020
Ethics approval and consent to participate
: The Committee for Human Subjects of the Vall d’Hebron Hospital and Bellvitge Hospital approved the study (PR275/17), which was conducted in accordance with the ethical guidelines of the 1975 Declaration of Helsinki. All samples were in compliance with the written informed consent to participate in the study.
: Written informed consent for publication was provided by the participants.
: The authors declare that they have no competing interests.