Volume 16, Issue 14, December 2015, Pages 5835-5842
Volume 16, Issue 2, February 2015, Pages 465-469
Volume 15, Issue 11, November 2014, Pages 4519-4525
Volume 13, Issue 7, July 2012, Pages 3239-3245
Volume 13, Issue 4, April 2012, Pages 1183-1186