Submitted on: 17 October 2000.
Revised on: 23 November 2000.
Accepted on: 18 December 2000.
MEDICAL & BIOLOGICAL ENGINEERING & COMPUTING
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Submitted on: 13 March 2016.
Revised on: 14 April 2016.
Accepted on: 28 April 2016.
MEDICAL & BIOLOGICAL ENGINEERING & COMPUTING
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http://reply.papertrans.cn/3/217/21608/21608-35.png
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