Last week, public health officials reported 59 cases since December; 42 with a Disney connection.
In addition, 13 cases linked to the outbreak have been reported in six other U.S. states: five in Arizona, three in Utah, two in Washington, and one each in Nevada, Oregon and Colorado. Also, one case linked to it has been reported in Mexico.
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The California Department of Public Health said Orange County had the most measles cases, with 23, followed by San Diego County, with 13.
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