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Submitted on: 14 September 2017.
Revised on: 21 October 2017.
Accepted on: 13 November 2017.
Stem Cell Research
Submitted on: 10 August 1998.
Revised on: 04 September 1998.
Accepted on: 11 September 1998.
Stem Cell Research---ELSEVIER
Submitted on: 30 December 2001.
Revised on: 23 January 2002.
Accepted on: 02 February 2002.
Stem Cell Research
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