Analysis of data from outbreak investigations

Comparative exposure assessment

Sporadic cases studies

Interventions studies, expert elicitation

Reservoir

Exposure

Farm

Slaughter

Processing

Retail

Consumption

Illness

Seafood

Egg layers

Egg products

Cattle Pigs Poultry

Beef Pork Poultry meat

Beef Pork Poultry meat

Beef Pork Poultry meat Egg-products Table eggs Seafood

Consumption

Illness

Wildlife

Household pets

Produce

Produce

Water

Direct contact

Person -to- person