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北京市丰台区外来儿童卡介苗接种状况的研究
李春菊,吴兆儒,郑素华,吴新悦,许京春,陈巍,宋京萍,辛云巧,
A study on the BCG vaccination in temporary resident children in Fengtai district of Beijing
Li Chunju,Wu Zhaoru,Zheng Suhua,et al.
中国防痨杂志 . 2004, (4): 220 -222 .