She does not have a background in the security services.
她没有情报机构的背景。
Age, education background and income are major influential factors for utilization of community health services.
居民年龄、文化程度和经济收入是影响社区卫生服务利用的主要因素。
Age, education background and income are major influential factors for utilization of community health services.
居民年龄、文化程度和经济收入是影响社区卫生服务利用的主要因素。
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