Boson, Karin
Anderberg, Mats
Melander Hagborg, Johan
Wennberg, Peter
Dahlberg, Mikael
Article History
Accepted: 7 June 2022
First Online: 15 July 2022
Declarations
:
: The study has been ethically approved (Ref. no. 2015/160–31). All adolescents aged 15 years and above who initiated contact with selected outpatient clinics in 2016 were invited to participate in the study and gave their informed, voluntary and explicit consent.
: Not applicable.
: The authors declare that they have no competing interests.