Funding for this research was provided by:
Seppo Nieminen fund (Grant No. 150635)
Eino Saarinen fund (Grant No. 151A01)
Competitive State Research Financing of the Expert Responsibility of Tampere University Hospital (9V019, 9X017)
Received: 8 June 2020
Accepted: 18 March 2021
First Online: 31 March 2021
: This study was approved by the Regional Ethics Committee of Tampere University Hospital in Finland (approval code R15137). The participants provided written informed consent before participation.
: Not applicable.
: The authors declare that they have no competing interests.