Smallpox: Clinical and Epidemiologic Features

Special Issue

Historical Trends Related to Bioterrorism: An Empirical Analysis

Jonathan B. Tucker
Monterey Institute of International Studies, Monterey, California, USA

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Figure 1. Overall database: Distribution of incident by type, 1960—Jan. 31, 1999 (415 cases).

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Figure 2. Standardized typology used in analysis of politically or ideologically motivated incidents.

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Figure 3. (A) Actual chemical and biological incidents vs. hoaxes, 1960—1998 (278 cases).
(B) Chemical and biological hoaxes over time, 1960—1998 (93 cases: 43 chemical, 50 biological).

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Figure 4. Distribution of motivations for chemical and biological terrorism incidents, 1960—Jan. 31, 1999 (147 cases).

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Figure 5. Distribution of motivations for biological terrorism incidents, 1960—Jan. 31, 1999 (33 cases)

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This page last reviewed July 1, 1999

Emerging Infectious Diseases Journal
National Center for Infectious Diseases
Centers for Disease Control and Prevention