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我们于1982年8月调查了广州市老人院老人膳食营养状况。 调查内容和方法 一、膳食调查 同时采用查帐法和询问法,即查阅一个月内老人食堂食品的消费总量、进餐人数、性别和年龄,同时查询
In August 1982, we investigated the dietary status of the elderly in Guangzhou elderly homes. Survey content and methods A, dietary surveys using both accounting and interrogation method, that access to the elderly canteens food consumption within a month, the number of meals, sex and age, while inquiries