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涂阳肺结核病人是引起结核病的传染源，其作为传染源意义的大小，取决于排菌量，排菌持续时间、居住状况和所在地的结核病控制措施的落实情况等。高校学生人群具有聚集性较强，正值青春发育期，学习紧张，居住拥挤等特点，了解传染性肺结核病人在该人群中的传播频率，对制订结
Smear-positive pulmonary tuberculosis is the source of infection that causes tuberculosis. Its significance as a source of infection depends on the amount of bacteria discharged, the duration of discharge, the living conditions and the implementation of tuberculosis control measures in the locality. The population of college students has the characteristics of strong aggregation, positive puberty, intense learning and crowded living, to know the frequency of transmission of infectious pulmonary tuberculosis in this population,