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SMALLPOX: A HAPPY ENDING
Author: John Wickett "Smallpox: A Happy Ending," reprinted from World Health, November 1984 (pages 2-5) by the U.S. Department of Health and Human Services Public Health Service.
“SMALLPOX: A HAPPY ENDING,” The Global Health Chronicles, accessed September 28, 2021, https://globalhealthchronicles.org/items/show/3029.