About the Authors

Kristine Husøy Onarheim

Contributed equally to this work with: Kristine Husøy Onarheim, Johanne Helene Iversen

kristine.onarheim@uib.no

Affiliations Department of Global Health and Population, Harvard T.H. Chan School of Public Health, Harvard University, Boston, Massachusetts, United States of America, Department of Global Public Health and Primary Care, University of Bergen, Bergen, Norway

Johanne Helene Iversen

Contributed equally to this work with: Kristine Husøy Onarheim, Johanne Helene Iversen

Affiliation Department of Global Health and Population, Harvard T.H. Chan School of Public Health, Harvard University, Boston, Massachusetts, United States of America

David E. Bloom

Affiliation Department of Global Health and Population, Harvard T.H. Chan School of Public Health, Harvard University, Boston, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: KHO JHI DEB. Performed the experiments: KHO JHI. Analyzed the data: KHO JHI. Wrote the paper: KHO JHI DEB.