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October 22/29, 2003

Optimal Intervals and Techniques for Screening Sigmoidoscopy

Author Affiliations

Letters Section Editor: Stephen J. Lurie, MD, PhD, Senior Editor.

JAMA. 2003;290(16):2123-2124. doi:10.1001/jama.290.16.2123-a

In Reply: Contrary to Dr Nass's assertion, active surveillance was the primary source for the published military data on smallpox vaccine safety.1 Of 18 myopericarditis cases reported,2 only 3 were found using the Vaccine Adverse Event Reporting System. Most were first identified among well-observed military personnel via reports to headquarters or from the Defense Medical Surveillance System.3