Center for Preparedness and Response

Advancing the nation’s preparedness and response for public health emergencies and threats.

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Clinicians and Health Departments

COCA prepares clinicians to respond to emerging health threats and public health emergencies by communicating relevant, timely information related to disease outbreaks, disasters, terrorism events, and other health alerts.

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CDC’s Health Alert Network (HAN) is CDC’s primary method of sharing cleared information about urgent public health incidents with public information officers; federal, state, territorial, and local public health practitioners; clinicians; and public health laboratories.

Page last reviewed: June 15, 2021, 04:03 pm