Heikkinen, Anssi-Kalle
Rissanen, Valtteri
Aarnisalo, Antti A.
Nyman, Kristofer
Sinkkonen, Saku T.
Koivisto, Juha
Funding for this research was provided by:
University of Helsinki including Helsinki University Central Hospital
Article History
Received: 7 June 2022
Accepted: 14 March 2023
First Online: 10 April 2023
Declarations
:
: The study fulfilled the Helsinki Declaration for ethical use of human material. Institutional Review Board (IRB) at Helsinki University Hospital approved the study protocol and the use of anonymous cadaveric temporal bones in the study (Approval No. §49/29.10.2020, HUS/58/2020). The temporal bones were dissected at in the Finnish Institute for Health and Welfare’s Department of Forensic Medicine, Helsinki, with the permission of National Supervisory Authority for Welfare and Health (Permission No. 6834/06.01.03.01/2013).
: Not applicable.
: J.K. is an employer of Planmeca Oy (Planmed Oy is a subsidiary of Planmeca Oy). The remaining authors declare that they have no competing interests.