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我们对1998年参加体检的地质职业学校学生139人(18～21岁)、在职中轻年干部(25～45岁)283人和离退休干部(65～80岁)123人的HBsAg与ALT检测结果进行了统计和分析,现报
We detected HBsAg and ALT in 139 students (18 to 21 years old) who participated in physical examinations in 1998, 283 light-aged officers (25 to 45 years old) in service, and 123 retired officers (65 to 80 years old). The results were statistically analyzed.