About the Authors
Fafo Institute of Applied International Studies, Oslo, Norway
The authors have declared the following competing interests: Stanton-Hill Research supported this study. Kenneth Hill of Stanton-Hill Research is also the chair of the Technical Advisory Group (TAG) to the UN Inter Agency group of Child Mortality Estimation. There are no patents, products in development or marketed products to declare. This does not alter our adherence to all the PLOS Medicine policies on sharing data and materials, as detailed online in the guide for authors.
Analyzed the data: JP JL. Wrote the first draft of the manuscript: JP. Contributed to the writing of the manuscript: JP JL. ICMJE criteria for authorship read and met: JP JL. Agree with manuscript results and conclusions: JP JL. Designed the software used in the analysis: JP. Managed datasets: JL.