A voluntary recall of frozen strawberries has been expanded as the Food and Drug Administration has linked more retailers to a string of nine hepatitis A cases that date back to last year.
On Monday, the Willamette Valley Fruit Company of Salem, Ore., announced the recall of frozen strawberries that are sold at Walmart, Costco, and HEB stores under the brand names Great Value at Walmart and Rader Farms Organic at Costco and HEB.
Starting in…