About the Authors

Guri Rørtveit

Roles Conceptualization, Data curation, Formal analysis, Methodology, Resources

guri.rortveit@fhi.no

Affiliation Norwegian Institute of Public Health, Oslo, Norway

Karin Nygård

Roles Conceptualization, Data curation, Formal analysis

Affiliation Norwegian Institute of Public Health, Oslo, Norway

Bjørn Iversen

Roles Conceptualization, Data curation, Formal analysis

Affiliation Norwegian Institute of Public Health, Oslo, Norway

Christina Rolfheim-Bye

Roles Conceptualization, Data curation, Formal analysis

Affiliation Norwegian Institute of Public Health, Oslo, Norway

Preben Aavitsland

Roles Conceptualization, Data curation, Formal analysis

Affiliation Norwegian Institute of Public Health, Oslo, Norway

Competing Interests

The authors have declared that no competing interests exist.