WASH	Water, sanitation and hygiene
DTCs	Diarrhea-treatment centers
ORS	Oral rehydration solutions
E. coli	Escherichia coli
icddr,b	International Centre for Diarrhoeal Disease Research, Bangladesh
UNICEF	United Nations Children’s Fund
NGO	Non-governmental organization
OCV	Oral cholera vaccine
EWARS	Early warning and alert response system
DDSS	Diarrheal Disease Surveillance System
WQS	Water-quality surveillance