Entrustment may include personal interview, contracts by telephone, telegraph, telex and letters.
委托手续包括私人会见，通过蛥电话、电报、电传和信函订立合约。
Methods Questionnaire survey and personal interview to 251 6 ~ 14 years old children orphaned by AIDS in 5 selected project counties.
方法对5个项目县251名6 ~ 14岁艾滋病致孤儿童进行问卷调查和个人访谈。
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