Funding for this research was provided by:
Helsingin ja Uudenmaan Sairaanhoitopiiri
University of Helsinki including Helsinki University Central Hospital
Article History
Received: 26 September 2020
Accepted: 5 November 2020
First Online: 15 December 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The Ethics Committee of the Helsinki University Hospital approved the study and institutional research approval was granted. Prospective study part: all patients gave their written informed consent.