Volume 16, Issue 17, December 2015, Pages 7893-7895
Volume 15, Issue 10, October 2014, Pages 4301-4305
Volume 13, Issue 8, August 2012, Pages 3791-3794
Volume 12, Issue 5, May 2011, Pages 1279-1282
Volume 5, Issue 2, February 2004, Pages 188-189
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