ATLANTA, Sept. 3 (UPI) -- Marijuana can be a potential contaminant and be a factor in food-borne illnesses, U.S. health officials warn.
The Centers for Disease Control and Prevention's Morbidity and Mortality Weekly Report released Thursday says that in April 2009, the Los Angeles Police Department and the Los Angeles County Department of Public Health conducted a collaborative investigation concerning a group of preschool-teachers with neurological and gastrointestinal symptoms after eating brownies purchased from a sidewalk vendor.