Volume 16, Issue 16, December 2015, Pages 7053-7060
Volume 14, Issue 12, December 2013, Pages 7537-7542
Volume 13, Issue 5, May 2012, Pages 2145-2148
Volume 9, Issue 4, April 2008, Pages 595-600
Volume 6, Issue 3, March 2005, Pages 282-285