Volume 16, Issue 14, December 2015, Pages 5773-5777
Volume 15, Issue 14, December 2014, Pages 5861-5865
Volume 15, Issue 5, May 2014, Pages 2273-2278
Volume 14, Issue 1, January 2013, Pages 281-285
Volume 12, Issue 9, September 2011, Pages 2199-2204
Volume 12, Issue 8, August 2011, Pages 2081-2085
Volume 12, Issue 4, April 2011, Pages 1017-1022
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