Fig. 1.

Time-course of events of the outbreak from August 2002, showing specific markers associated with the outbreak and its investigation in family members (Family), dairy milk (Milk), cattle faeces (Cattle) and water (Water). For Family, arrows below the line indicate when individuals were symptomatic; arrows above the line show when faecal specimens were collected and if they were positive (+) or negative (−) for campylobacter culture. Bulk milk tank samples A and B were positive (+), while samples C, D, E were negative (−).