Tikkanen, Antti
Iivanainen, Sanna
Koivunen, Jussi P.
Funding for this research was provided by:
Oulu University
Finnish Cancer Institute
Article History
Received: 16 March 2020
Accepted: 10 April 2020
First Online: 18 April 2020
Compliance with ethical standards
:
: The authors have declared no conflicts of interest.
: According to national legislation, informed consent is not needed due to the retrospective and non-interventional nature of the study.