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Authors
Andermo, Susanne https://orcid.org/0000-0002-8006-1991
Lidin, Matthias
Hellenius, Mai-Lis
Nordenfelt, Anja
Nyberg, Gisela
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Funding
Funding for this research was provided by:
Hjärt-Lungfonden
Skandia
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Article History
Received: 18 February 2020
Accepted: 2 December 2020
First Online: 14 December 2020
Ethics approval and consent to participate
: The study was approved by the Regional Ethical Review Board in Stockholm (2016/447–31/2, 2016/1254–32 and 2017/2379–32) and follows the ethical principles of the Declaration of Helsinki 1964. All participating families received verbal and written information about the study and parents gave informed consent in writing for themselves and their children before the interview.
: Not applicable.
: The authors declare no competing interests.
