Bringolf-Isler, Bettina
,
Schindler, Christian
Kayser, Bengt
Suggs, L. Suzanne
Probst-Hensch, Nicole
Funding for this research was provided by:
Federal Office of Sport
Bundesamt für Gesundheit
Article History
Received: 2 February 2018
Accepted: 9 August 2018
First Online: 17 August 2018
Ethics approval and consent to participate
: The study protocol was approved by the ethics committee of the Canton Basel (EKBB, Reference number 147/13). All parents and children aged 12 years and older gave written informed consent for their participation. For the younger children a parent provided the written informed consent.
: Not applicable.
: The authors declare that they have no competing interests
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