Petersen, Marian http://orcid.org/0000-0001-9300-4796
Kristensen, Ellids
Giraldi, Laura
Giraldi, Annamaria
Article History
Received: 13 March 2019
Accepted: 22 January 2020
First Online: 31 January 2020
Ethics approval and consent to participate
: Informed consent was obtained from each patient, and the study was approved by the Ethical Committee of Copenhagen (protocol H-15000601) and the Data Protection Agency (protocol 2014-41-3565). A written consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.