Volume 31, Number 2—February 2025
Research
Global Epidemiology of Outbreaks of Unknown Cause Identified by Open-Source Intelligence, 2020–2022
Figure 1

Figure 1. Articles extracted from EPIWATCH system (https://www.epiwatch.org), December 31, 2019–January 1, 2023.
Page created: January 15, 2025
Page updated: January 31, 2025
Page reviewed: January 31, 2025
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.