Method..A surveyrelative to cedar pollinosis was carried out in 309 students in Hubei Medical University in 1999,including ques-tionnaire investigation, nasal inspection and scratch test.
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- 方法:采用问卷调查、鼻腔检查和变应原皮肤试验等方法对湖北医科大学309例医学生进行柳杉花粉症的有关调查;