膳食调查采用称重记帐法调查住户3天的食物消耗量及连续3天24小时回顾法获得个人食物消费量。
The household food consumption data were collected for three days using an inventory change combined with weighing method, and individual intakes were obtained by 3 consecutive 24-hour recalls.
方法：对10 0例糖尿病患者运用膳食问卷进行回顾调查。
Methods: 100 ca ses of diabetes were retrospectively investigated in the paper.
方法：对10 0例糖尿病患者运用膳食问卷进行回顾调查。
Methods: 100 ca ses of diabetes were retrospectively investigated in the paper.
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