Region Incubation Period Period of communicability Modes of Transmission Sign and Symptoms Control Measures &/or Public Health Response Reference
Whole Body 6-72 hours, usually 12-36 hours Thronghont the cousse of infection intemely narialble usually serveral days to severae weeks Ingestion of focally contaminated food or water or from person - person by focal oral route. Nausea, womitting, diarehoca abdominal cramps headache. Handwashing and improved personal hygeine exclude from daycare or food hadhiy until asymptomatic. Who/UNICEF (2004) Clinical Management of Diarrhoea.