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我们于1982年9月23日至9月27日,用结核菌素试验液皮内注射的方法对靖西县机关幼儿园和新靖镇第三小学的五个年级的学生共882名儿童进行了调查。结核菌素试验液(以下简称结素)是卫生部兰州生物制品研究所制品,在有效期内使用。于左前臂内侧上中三分之一处皮内注射0.1毫升。注射后72小时检查反应。阳性反应标准:丘疹硬纵横直径在5毫
We performed a total of 882 pupils in five grades from Jingxi County Kindergarten and Xinjing Town No.3 Primary School by intradermal injection of tuberculin test from September 23 to September 27, survey. Tuberculin test solution (hereinafter referred to as knot element) is the Ministry of Health Lanzhou Institute of Biological Products, used within the validity period. In the middle of the left forearm, one third of the medial injection of 0.1 ml. The reaction was checked 72 hours after injection. Positive reaction standard: papules rigid vertical and horizontal diameter of 5 milliliters