About the Authors

Rony Zachariah

To whom correspondence should be addressed. E-mail: zachariah@internet.lu

Affiliation Medecins sans Frontieres, Medical Department (Operational Research), Brussels Operational Center, Brussels, Belgium

Anthony David Harries

Affiliation Ministry of Health, HIV Care and Support, Lilongwe, Malawi

Marcel Manzi

Affiliation Medecins sans Frontieres, Medical Department (Operational Research), Brussels Operational Center, Brussels, Belgium

Patrick Gomani

Affiliation Ministry of Health and Population, Thyolo District Health Services, Thyolo, Malawi

Roger Teck

Affiliation Medecins sans Frontieres, Thyolo, Malawi

Mit Phillips

Affiliation Medecins sans Frontieres, Access to Health, Brussels, Belgium

Peter Firmenich

Affiliation Medecins sans Frontieres, Operations Department, Brussels Operational Center, Luxembourg

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AH RZ MM PG RT. Performed the experiments: PG RT. Analyzed the data: RZ MM PG MP PF. Contributed reagents/materials/analysis tools: AH RZ MM MP PF. Wrote the paper: AH RZ MM PG RT MP PF.