Submitted on: 09 April 1998.
Revised on: 17 May 1998.
Accepted on: 11 July 1998.
___________________Biopreservation and Biobanking
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Submitted on: 28 July 2018.
Revised on: 07 October 2018.
Accepted on: 23 November 2018.
___________________Biopreservation and Biobanking
Submitted on: 14 November 2018.
Revised on: 04 January 2019.
Accepted on: 29 January 2019.
___________________Biopreservation and Biobanking
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