Funding for this research was provided by:
Academy of Finland (278306)
Text and Data Mining valid from 2020-01-16
Received: 2 August 2018
Accepted: 30 December 2019
First Online: 16 January 2020
Compliance with Ethical Standards
: Pekkanen T-L declares that she has no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.