Chinese Journal of Dermatology ›› 1997, Vol. 30 ›› Issue (1): 44-45.

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周华1, 朱惠刚1, 张振农2   

  1. 1. 上海医科大学环境卫生学教研室, 200032;
    2. 上海市卫生防疫站
  • Received:1995-12-26 Revised:1996-05-28 Online:1997-02-15 Published:1997-02-15