Chinese Journal of Dermatology ›› 1997, Vol. 30 ›› Issue (4): 287-288.

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  1. 中国医学科学院, 中国协和医科大学北京协和医院 100730
  • Received:1996-01-29 Revised:1997-02-19 Online:1997-08-15 Published:1997-08-15