About the Authors
- Getahun Alemu
- SOS Children's Villages International, Addis Ababa, Ethiopia
- Fasil Tekola Ayele
- Center for Research on Genomics and Global Health, National Human Genome Research Institute, National Institutes of Health, Bethesda, Maryland, United States of America
- Takele Daniel
- Addis Ababa Health Bureau, Addis Ababa, Ethiopia
- Christel Ahrens
- International Institute of Child Health, London, United Kingdom
- Gail Davey
- Brighton and Sussex Medical School, Brighton, United Kingdom
The authors have declared that no competing interests exist.
Conceived and designed the experiments: GA CA GD TD. Analyzed the data: CA FT GA TD GD. Wrote the paper: CA GA FT. Developed the study instruments: CA GD GA TD. Data collection: CA GA. Revised the manuscript for substantial intellectual content: GA CA GD TD FT GD.