July 25 (UPI) -- The Centers for Disease Control and Prevention is investigating an outbreak of salmonella that has sickened 212 people in 23 states.
7 月 25 日（合众国际社）——美国疾病控制与预防中心（CDC）正在对 23 个州爆发的沙门氏菌疫情展开调查，此次疫情已致 212 人感染。