About the Authors

Roger Ekeberg Henriksen

roger.ekeberg.henriksen@hib.no

Affiliation Centre for Evidence-Based Practice, Bergen University College, Bergen, Norway

Frode Thuen

Affiliation Centre for Evidence-Based Practice, Bergen University College, Bergen, Norway

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: REH FT. Performed the experiments: REH. Analyzed the data: REH. Contributed reagents/materials/analysis tools: REH FT. Wrote the paper: REH.