Volume 9, Number 4—April 2003
Research
Alfalfa Seed Decontamination in Salmonella Outbreak
Figure 2
![Trace-back investigations of Oregon cases of Salmonella Mbandaka. *Case-patient 6 recalled no sprout exposure. Solid lines indicate trace-back routes leading to sprouter X. Dashed lines indicate trace-back routes leading to other sprouters.](/eid/images/02-0519-F2.jpg)
Figure 2. Trace-back investigations of Oregon cases of Salmonella Mbandaka. *Case-patient 6 recalled no sprout exposure. Solid lines indicate trace-back routes leading to sprouter X. Dashed lines indicate trace-back routes leading to other sprouters.
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