Suther, Kathrine Rydén
Hopp, Einar
Smevik, Bjarne
Fiane, Arnt Eltvedt
Lindberg, Harald Lauritz
Larsen, Stig
de Lange, Charlotte
Article History
Received: 19 February 2018
Revised: 14 May 2018
Accepted: 13 June 2018
First Online: 4 July 2018
Compliance with ethical standards
:
: None
: One of the authors has significant statistical expertise.
: Written informed consent was obtained from all subjects (patients) and parents/caretakers in this study.
: The Norwegian South East Regional Committee for Medical and Health Research Ethics approved the study.