About the Authors
World Health Organization, Department of Health Statistics and Informatics, Geneva, Switzerland
World Health Organization, Department of Child and Adolescent Health and Development, Geneva, Switzerland
London School of Hygiene & Tropical Medicine, London, United Kingdom
Saving Newborn Lives/Save the Children, Cape Town, South Africa
The authors have declared that no competing interests exist.
Conceived and designed the experiments: MZO MI SC JEL CDM. Performed the experiments: MZO MI SC JEL CDM. Analyzed the data: MZO MI SC JEL CDM. Contributed reagents/materials/analysis tools: MZO MI SY WRM FMG SC JEL CDM. Wrote the first draft of the manuscript: MZO. Contributed to the writing of the manuscript: MZO MI SC JEL CDM WRM FMG SY. ICMJE criteria for authorship read and met: MZO MI SY WRM FMG SC JEL CDM. Agree with manuscript results and conclusions: MZO MI SY WRM FMG SC JEL CDM.