About the Authors

Per E. Gustafsson

Per.E.Gustafsson@fammed.umu.se

Affiliation Family Medicine, Department of Public Health and Clinical Medicine, Umeå University, Umeå, Sweden

Urban Janlert

Affiliation Epidemiology and Global Health, Department of Public Health and Clinical Medicine, Umeå University, Umeå, Sweden

Töres Theorell

Affiliation Stress Research Institute, Stockholm University, Stockholm, Sweden

Hugo Westerlund

Affiliation Stress Research Institute, Stockholm University, Stockholm, Sweden

Anne Hammarström

Affiliation Family Medicine, Department of Public Health and Clinical Medicine, Umeå University, Umeå, Sweden

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AH UJ TT. Performed the experiments: AH UJ. Analyzed the data: PEG. Wrote the paper: PEG. Developed the original idea: PEG UJ TT HW AH. Commented on and contributed to each version of the manuscript: UJ TT HW AH.