Norovirus em i nambawan as bilong ol sik bilong kaikai long Minnesota. Planti manmeri bai kamap orait insait long sampela de, tasol ol manmeri i gat sik bilong skin i no strong tumas ol inap kisim ol sik i stap longpela taim. Yusim wanpela marasin bilong mekim haus i kamap klin, inap long 1 12 kap bilong marasin bilong mekim haus i kamap klin long wanpela galon wara, bilong klinim ol samting bihain long taim yu bel hevi o yu gat diare. Wokabaut ol gaun bilong raba taim yu klinim, na putim ol pepa tawel long plastik bek.