About the Authors

Abela Mpobela Agnarson

abela.agnarson@ki.se

Affiliation Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden

Susanne Strömdahl

Affiliation Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden

Francis Levira

Affiliation Ifakara Health Institute, Dar es Salaam, Tanzania

Honorati Masanja

Affiliation Ifakara Health Institute, Dar es Salaam, Tanzania

Anna Ekéus Thorson

Affiliation Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden

Competing Interests

The authors have declared that no competing interest exist.

Author Contributions

Conceived and designed the experiments: AA SS FL HM AT. Performed the experiments: AA SS. Analyzed the data: AA SS AT. Contributed reagents/materials/analysis tools: AA SS FL HM AT. Wrote the paper: AA SS FS HM AT.