Related papers: Unconditionally Secure Quantum m-out-of-n Obliviou…

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This paper has been withdrawn as it has been superseded by postings arXiv:quant-ph/0702147 and arXiv:0712.2935

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This paper has been withdrawn by the authors due to some technical problems in the paper.

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This paper has been withdrawn by the authors,because the proposed protocol is still coverd by the no-go theorem of Mayers, Lo and Chau. We thank H-K. Lo and HF Chau for helpful correspondences.

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This paper was withdrawn by the author due to a fatal error.

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This submission has been withdrawn at the request of the author.

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This paper has been withdrawn by the authors, due a oversimplified decoherence model. It will be substituted by a new work.