Nanjing Lishui Economic Development Zone is among the first group of Zones that were approved by Jiangsu Province as the provincial-level one.
南京溧水经济开发区是江苏省首批设立的省级开发区之一。
Method 568 rural cooks from Jiangsu province were investigated as baseline population, and among them 269 rural cooks were in control group and 299 rural cooks in intervention group.
方法在江苏地区调查民间厨师568人，作为基线调查人群，其中对照组269人，干预组299人。
Method 568 rural cooks from Jiangsu province were investigated as baseline population, and among them 269 rural cooks were in control group and 299 rural cooks in intervention group.
方法在江苏地区调查民间厨师568人，作为基线调查人群，其中对照组269人，干预组299人。
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