Environmental Engineering Reference
In-Depth Information
FIGURE 1.7
Outbreak investigation field summary.
department to assist in making a complete epidemiologic investigation. A WHO
publication also has a water system reporting form 130 , 131
and the EPA has an
evaluation manual. 132
Laboratory results are the key to confirming the cause of disease cases. It may
be necessary to ask physicians to obtain specimens from patients considered to be
presumptive cases where such sampling had not been done. Also, a reexamination
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