About the Authors

Stefan Hanson

Stefan.Hanson@ki.se

Affiliations Division of International Health (IHCAR), Karolinska Institutet, Stockholm, Sweden, Division of International Health (IHCAR), Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden

Anna Thorson

Affiliation Division of International Health (IHCAR), Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden

Hans Rosling

Affiliation Division of International Health (IHCAR), Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden

Claes Örtendahl

Affiliation Division of International Health (IHCAR), Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden

Claudia Hanson

Affiliation Institute of Tropical Medicine, Antwerpen, Belgium

Japhet Killewo

Affiliation Muhimbili University College of Health Sciences, Dar es Salaam, Tanzania

Anna Mia Ekström

Affiliation Division of International Health (IHCAR), Department of Public Health Sciences, Karolinska Institutet, Stockholm, Sweden

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SNH. Analyzed the data: SNH HR. Contributed reagents/materials/analysis tools: CH. Wrote the paper: SNH HR AME. Revised and improved the manuscript and contributed to the analysis and interpretation of the data: AT HR CÖ CH JK AME. Improved the figures and tables: HR AME. Contributed important inputs and data on the situation of ART in Tanzania: CH JK. Came up with the idea to study the subject: HR. Designed the figures: HR. Designed the study, outlined the formula, analysed the data, outlined some of the figures, drafted the manuscript and finalized the revised version: SNH.