Submitted on: 09 October 2014.
Revised on: 17 December 2014.
Accepted on: 12 February 2015.
___________________Journal of Cheminformatics---BMC
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Submitted on: 21 July 2010.
Revised on: 28 August 2010.
Accepted on: 26 September 2010.
___________________Journal of Cheminformatics---BMC
Submitted on: 16 March 1998.
Revised on: 20 May 1998.
Accepted on: 26 June 1998.
___________________Journal of Cheminformatics---BMC
Submitted on: 25 May 2008.
Revised on: 14 June 2008.
Accepted on: 14 July 2008.
___________________Journal of Cheminformatics---BMC
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