18 other states had confirmed 153 cases total cases of the virus.
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California’s first cases of a virus that has been spreading across the country were confirmed Thursday by the state’s chief health official.

Four cases of enterovirus D68 have been confirmed, all in Southern California. One was in Ventura County; three others were in San Diego County.

The patients ages ranged from 2 to 13 years old.

More instances of the disease were expected as results from lab tests come back, the California Department of Public Health said in announcing the cases.