Matches in DBpedia 2016-04 for { ?s ?p "The 1947 New York City smallpox outbreak occurred in March, 1947 and was declared ended on April 24, 1947. The outbreak marked two milestones for America. First, it was the largest mass vaccination effort ever conducted for smallpox in America, and second, it marked the last outbreak of smallpox in America. Within three weeks of the discovery of the outbreak, the U.S."@en }
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- 1947_New_York_City_smallpox_outbreak comment "The 1947 New York City smallpox outbreak occurred in March, 1947 and was declared ended on April 24, 1947. The outbreak marked two milestones for America. First, it was the largest mass vaccination effort ever conducted for smallpox in America, and second, it marked the last outbreak of smallpox in America. Within three weeks of the discovery of the outbreak, the U.S.".
- Q16155976 comment "The 1947 New York City smallpox outbreak occurred in March, 1947 and was declared ended on April 24, 1947. The outbreak marked two milestones for America. First, it was the largest mass vaccination effort ever conducted for smallpox in America, and second, it marked the last outbreak of smallpox in America. Within three weeks of the discovery of the outbreak, the U.S.".