It is not clear whether victims included both customers and employees or only customers.
Norovirus is transmitted through the fecal-oral route. Food handlers who contract Norovirus should stay home from work 48-72 hours after symptoms end to prevent the spread of infection, says the Ottowa County Health Department.
Symptoms of Norovirus infection, which include nausea, vomiting, diarrhea, headache, low-grade fever and chills usually appear about 24-48 hours after exposure and resolve in 1-2 days; however people with compromised immunes systems, the elderly and small children are at risk for more serious illness from Norovirus infection.
The county health department released a statement Monday asking anyone who had experienced these symptoms after eating at Margarita's Restaurant - located on 495 West 17th St. - to contact Ottowa County Health Department to report their illnesses.
However on Tuesday evening MLive.com reported that the health department is no longer taking reports of illnesses tied to this outbreak.