Lehtonen, Miikka
Heiskanen, Lauri
Reinikainen, Petri
Kellokumpu-Lehtinen, Pirkko-Liisa
Funding for this research was provided by:
Tays (9U020)
Article History
Received: 6 December 2019
Accepted: 31 March 2020
First Online: 15 April 2020
Ethics approval and consent to participate
: The research was approved by the ethics board at Tampere University Hospital. As this was a retrospective, observational study the patient’s consent was unnecessary according to national regulations (Finnish Date Protection Law 31 §). All patient data was treated confidentially and ethically.
: The authors consent for publication.
: The authors declare no competing interests.