About the Authors
- Louise Kuhn, Jan Walter
- Gertrude H. Sergievsky Center, and Department of Epidemiology, Mailman School of Public Health, Columbia University, New York, New York, United States of America
- Moses Sinkala, Cheswa Vwalika
- Lusaka District Health Management Team, Lusaka, Zambia
- Chipepo Kankasa, Prisca Kasonde, Mwiya Mwiya
- University Teaching Hospital, University of Zambia, Lusaka, Zambia
- Katherine Semrau, Nancy Scott, Donald M. Thea
- Center for International Health & Development, Boston University School of Public Health, Boston, Massachusetts, United States of America
- Wei-Yann Tsai
- Department of Biostatistics, Mailman School of Public Health, Columbia University, New York, New York, United States of America
- Grace M. Aldrovandi
- Department of Pediatrics, Children's Hospital Los Angeles, University of Southern California, Los Angeles, California, United States of America
The authors have declared that no competing interests exist.
Conceived and designed the experiments: MS GA LK CK DT. Performed the experiments: MS GA MM CK KS NS PK CV. Analyzed the data: LK DT JW WT. Wrote the paper: MS GA LK MM CK KS NS DT JW PK CV WT.