Jack-in-the-Box Hamburgers

Outbreak: Jack In The Box Hamburgers Product: HamburgersInvestigation Start Date: 01/12/1993 Location: Multi-State OutbreakEtiology: E. coli O157 Earliest known case onset date: 11/18/1992Latest case onset date: 02/21/1993 Confirmed / Presumptive Case Counts: 503 /...