中国卫生部门对该病例开展了多项流行病学调查。
Chinese authorities have introduced several measures as investigation of the case has evolved.
世卫组织正在等待调查结果并随时准备为中国卫生部门提供支持。
WHO awaits the investigation results and stands ready to provide support to national health authorities.
世卫组织正在等待调查结果并随时准备为中国卫生部门提供支持。
WHO awaits the investigation results and stands ready to provide support to national health authorities.
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