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３０８例卡介苗免疫效果调查徐志红，张慧珠１对象及方法１．１根据我国卫生部统一要求的方法［１，２］，分批对辖区内初种ＢＣＧ的全体幼儿和无卡痕学龄前儿童进行ＰＰＤ试验。１．２将ＰＰＤ监测时间与ＢＣＧ接种时间相隔３６个月之内的３０８名幼儿做为观察对象。并调...
308 cases of BCG immune effect survey Xu Zhihong, Zhang Huizhu 1 Subjects and methods 1.1 According to the unified requirements of the Ministry of Health of China [1,2], batches of all kinds of BCG in the area of all young and non-kindergarten preschool children with PPD test. 1.2 The 308 children within 36 months of the PPD monitoring time and BCG inoculation time were taken as the observation objects. And tune ...