aCentre for Adolescent Health, The Royal Children's Hospital, Melbourne, Victoria, Australia
bMurdoch Children's Research Institute, Melbourne, Victoria, Australia
cSchool and Student Healthcare, City of Helsinki, Finland
dChildren's Hospital, Helsinki University Central Hospital and University of Helsinki, Helsinki, Finland
eDepartment of Paediatrics, University of Melbourne, Melbourne, Victoria, Australia
fArthritis Research UK Primary Care Centre, Research Institute for Primary Care and Health Sciences, Keele University, Staffordshire, United Kingdom
*Corresponding author. Address: Researchers of the Helsinki Children's Hospital, Biomedicum 2 C, 6th floor, Tukholmankatu 8, 00029 HUS, Finland. Tel.: +358 9 4717 5725. E-mail address: [email protected] (S. Kosola).
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