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Authors
Tarkiainen, Maarit https://orcid.org/0000-0002-1569-5349
Tynjälä, Pirjo
Vähäsalo, Paula
Kröger, Liisa
Aalto, Kristiina
Lahdenne, Pekka
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Funding
Funding for this research was provided by:
Suomen Lääketieteen Säätiö (-)
Suomen Kulttuurirahasto (-)
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Article History
Received: 25 February 2019
Accepted: 24 September 2019
First Online: 16 December 2019
Ethics approval and consent to participate
: Ethical approval was obtained from the coordinating ethical committee of Helsinki University Central Hospital. The study was registered within the Hospital District of Helsinki and Uusimaa ( ) clinical trials, number 211864, and later on to , number NCT01015547. A written consent to participate was obtained from parents and patients.
: Not applicable.
: The authors declare that they have no competing interests.
