"The Centers for Disease Control and Prevention has hinted that it may call for all non-essential businesses to close to prevent the spread of the virus," the association wrote to Brown. "Our customers, both medical and not, rely on dispensaries in our state to provide them with safe and tested products. This service is critical to the tens of thousands of patients registered with [the Oregon Health Authority], as well as tens of thousands of consumers who are not registered patients, but still rely on cannabis to help control and alleviate their conditions.