About the Authors
- Nicholas N. A. Kyei
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* E-mail: ninaky05@googlemail.com
Affiliation Public Health Division, 37 Military Hospital, Accra, Ghana
- Oona M. R. Campbell
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Affiliation Faculty of Epidemiology and Population Health, London School of Hygiene and Tropical Medicine, London, United Kingdom
- Sabine Gabrysch
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Affiliation Epidemiology and Biostatistics Unit, Institute of Public Health, University of Heidelberg, Heidelberg, Germany
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Had idea for study: OC. Identified datasets and cleaned datasets: SG. Analyzed the data: NK SG. Wrote the paper: NK SG OC.