Volume 16, Issue 9, September 2015, Pages 3677-3683
Volume 15, Issue 18, December 2014, Pages 7645-7652
Volume 15, Issue 7, July 2014, Pages 3145-3149
Volume 14, Issue 11, November 2013, Pages 6631-6636
Volume 14, Issue 4, April 2013, Pages 2265-2268
Volume 13, Issue 3, March 2012, Pages 767-773