1. Division of Infectious Diseases and Geographic Medicine, Stanford University School of Medicine, California
2. International Centre for Diarrhoeal Disease Research, Bangladesh, Dhaka
3. Department of Medicine, University of Toronto, Ontario, Canada
4. Dhulikhel Hospital, Kathmandu University Hospital, Nepal
5. Division of Infectious Diseases, Massachusetts General Hospital
6. Department of Medicine, Harvard Medical School
7. Department of Microbiology and Immunobiology, Harvard Medical School
8. Department of Immunology and Infectious Diseases, Harvard T.H. Chan School of Public Health, Boston, Massachusetts