1. International Centre for Diarrhoeal Disease Research, Bangladesh , Dhaka , Bangladesh
2. International Vaccine Institute Epidemiology, Public Health, Impact Unit, , Seoul , Republic of Korea
3. Cambridge Institute of Therapeutic Immunology and Infectious Disease, University of Cambridge School of Clinical Medicine, Cambridge Biomedical Campus , Cambridge , United Kingdom
4. National Institute of Cholera and Enteric Diseases, Indian Council of Medical Research , Kolkata, West Bengal , India
5. Madagascar Institute for Vaccine Research, University of Antananarivo , Antananarivo , Madagascar
6. Heidelberg Institute of Global Health, University of Heidelberg , Heidelberg , Germany
7. Department of Epidemiology, Fielding School of Public Health, University of California, Los Angeles , Los Angeles, California , USA