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我们对５７１６名健康体检者按年龄分组，进行了ＨＢｓＡｇ阳性率的调查和分析，以探讨ＨＢｓＡｇ阳性率与年龄的关系特点，现报告如下。１ 对象与方法对象为１９９７～１９９８年我院进行健康体检人员，共计５７１６人，均无输血史，空腹采取静脉血。采用上海科华实业生物技
We conducted a survey of 5,716 healthy people by age and conducted a survey of HBsAg positive rates to analyze the relationship between HBsAg positive rate and age characteristics are as follows. 1 objects and methods of the object for 1997 to 1998 in our hospital for physical examination personnel, a total of 5716 people, no history of blood transfusion, fasting to take venous blood. Using Shanghai Kehua Industrial Biotechnology