| http://www.w3.org/ns/prov#value | - However, rubella virus continues to circulate elsewhere in the world, especially in regions where rubella vaccination programs have not been established (e.g., the African Region), placing the United States at risk for imported cases of rubella and CRS. During 2004???2012, 79 cases of rubella and six cases of CRS were reported in the United States (Figure); all of the cases were import-associated
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