About the Authors

Ann Green

annfordgreen@gmail.com

Current address: Vanderbilt Institute for Global Health, Nashville, Tennessee, United States of America

Affiliation School of Public Health and Family Medicine, University of Cape Town, Cape Town, South Africa

Virginia de Azevedo

Affiliation Department of Health, City of Cape Town, Cape Town, South Africa

Gabriela Patten

Affiliation Médecins Sans Frontières Khayelitsha, Khayelitsha, South Africa

Mary-Ann Davies

Affiliation School of Public Health and Family Medicine, University of Cape Town, Cape Town, South Africa

Mary Ibeto

Affiliation Médecins Sans Frontières Khayelitsha, Khayelitsha, South Africa

Vivian Cox

Affiliation Médecins Sans Frontières Khayelitsha, Khayelitsha, South Africa

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AG GP MI VC. Performed the experiments: AG. Analyzed the data: AG GP VC. Wrote the paper: AG VdA GP MAD MI VC.