Text and Data Mining valid from 2019-09-18
Received: 22 November 2018
Accepted: 5 September 2019
First Online: 18 September 2019
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of the Hospital District of Southwest Finland. Written informed consent was obtained from the participants.
: Consent for publication not applicable.
: The authors declare that they have no competing interests.