The CDC, the U.S. Food and Drug Administration (FDA), and public health and regulatory officials in a number of states are investigating a multistate outbreak ofE. coliO157:H7 infections.They are still not sure about the food item(s) that is/are making individuals sick. Manifestations of this infection include stomach cramps which can be severe, diarrhea that is often bloody), vomiting, with or without a fever, that is not usually very high (less than 101F)

List the steps that you would take to investigate this outbreak. Describe each step