Source:
https://www.businessinsider.com/coronavirus-pandemic-timeline-history-major-events-2020-3.
Magazine.
Related:
https://publichealth.jhu.edu/2020/the-other-time-a-us-president-withheld-who-funds.
University.
Dean D.A. Henderson led a Reagan-era campaign to restore U.S. support for the WHO.
https://www.cnn.com/2020/07/07/politics/us-withdrawing-world-health-organization/index.html.
News.