Rosengren, Björn E.
Lindgren, Erik
Jehpsson, Lars
Dencker, Magnus
Karlsson, Magnus K. http://orcid.org/0000-0002-0616-5928
Funding for this research was provided by:
Agreement on Compensation for Medical Education and Research (2018/0095)
Science, Development and Education (2018/822631 and 2020/0171)
Centrum for Idrottsforskning (6/2014)
Alfred Österlunds Stiftelse (2020)
Skåne County Council's Research and Development Foundation (2020)
Lund University
Article History
Received: 11 March 2021
Accepted: 16 April 2021
First Online: 29 April 2021
Declarations
:
: There are no conflicts of interest or competing interests for any of the authors.
: Ethics Committee of Lund University, Sweden (LU 453-98; 1998-09-15).
: The study was performed according to the Declaration of Helsinki.
: All participants and parents/guardians signed informed conscent befor study start.
: All children in the POP study and/or their parents/guardians provided written consent before participation.
: In the consent to participate statement, the participants also gave agreement that data could be published on group level for research purposes.