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Correspondence

Nature 383, 17 (5 September 1996) | doi:10.1038/383017a0

Application for patent opposed

S. Asano*, T. Nakahata & T. A. Takahashi

  1. Institute of Medical Science, University of Tokyo, 6-1, 4 Shirokanedai, Minato-ku, Tokyo 108, Japan
  2. *On behalf of members of the Research Group of Bone Marrow Transplantation 'Group B' of Japan.