Volume 16, Issue 8, August 2015, Pages 3213-3222
Volume 16, Issue 7, July 2015, Pages 2827-2832
Volume 15, Issue 12, December 2014, Pages 4843-4846
Volume 14, Issue 9, September 2013, Pages 5031-5035
Volume 13, Issue 12, December 2012, Pages 6403-6407
Volume 7, Issue 2, February 2006, Pages 331-335