About the Authors

Lidziya Vanahel Ulvenes

lidavanagel@gmail.com

Affiliation Norwegian Directorate of Health, Oslo, Norway

Olaf Aasland

Affiliations The Research Institute, The Norwegian Medical Association, Oslo, Norway, Institute of Health Management and Health Economics, University of Oslo, Oslo, Norway

Magne Nylenna

Affiliations The Norwegian Electronic Health Library, The Norwegian Knowledge Centre for the Health Services, Oslo, Norway, Department of Public Health and Clinical Practice, Norwegian University of Science and Technology, Trondheim, Norway, Department of General Practice and Community Medicine, University of Oslo, Oslo, Norway

Ivar Sønbø Kristiansen

Affiliations Institute of Health Management and Health Economics, University of Oslo, Oslo, Norway, Institute of Public Health, University of Southern Denmark at Odense, Odense, Denmark

Competing Interests

Magne Nylenna is employed by The Norwegian Knowledge Centre for the Health Services that hosts the Norwegian Cochrane Unit. Ivar Sønbø Kristiansen has edited (together with Gavin Mooney) a critical book on EBM.

Author Contributions

Conceived and designed the experiments: OA MN ISK. Performed the experiments: OA ISK. Analyzed the data: LVU OA. Contributed reagents/materials/analysis tools: LVU OA MN ISK. Wrote the paper: LVU.