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我们于 1998年 9月～ 1999年 5月对湖南省会112 0名自然人群进行ＨＰ感染的血清流行病学调查 ,并对相关因素进行分析 ,现将方法及结果报道如下 :1 对象及方法1.1 调查对象随机对湖南省会散居的 112 0名自然人群分为五个年龄组进行调查 ,其中男性 6 4 4名 ,女性 4 76名 ,4～ 6
In September 1998 ~ May 1999, we conducted a serological epidemiological investigation of HP infection in 112 0 natural populations in Hunan Province and analyzed the related factors. The methods and results are reported as follows: 1. Subjects and Methods 1.1 Investigation Subjects were randomized into 112 age groups in Hunan Province were divided into five age groups were investigated, of which 644 males, 476 females, 4 to 6