Article History
Received: 16 December 2020
Accepted: 27 February 2021
First Online: 3 April 2021
Declarations
:
: None.
: This study was performed in line with the principles of the Declaration of Helsinki. Approval was granted by the head of Kouvola Health Care District (diary number 7649/05.17.00/2015).
: For this type of study, no informed consent is required.