Volume 14, Issue 11, November 2013, Pages 6445-6450
Volume 13, Issue 9, September 2012, Pages 4839-4842
Volume 12, Issue 11, November 2011, Pages 3121-3128
Volume 10, Issue 5, May 2009, Pages 841-847
Volume 10, Issue 3, March 2009, Pages 527-530
Volume 10, Issue 3, March 2009, Pages 531-532
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