1. Department of Public Health Leadership and Practice, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA
2. Data for Impact (D4I) and Department of Maternal and Child Health, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA
3. Health Systems and Population Studies Division (HSPSD), International Centre for Diarrhoeal Disease Research, Dhaka, Bangladesh
4. D4I, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina, USA
5. Independent public health researcher, Melbourne, Australia