Volume 13, Issue 9, September 2012, Pages 4567-4570
Volume 13, Issue 8, August 2012, Pages 3611-3615
Volume 13, Issue 8, August 2012, Pages 3949-3953
Volume 13, Issue 8, August 2012, Pages 4157-4162
Volume 13, Issue 4, April 2012, Pages 1477-1482
Volume 13, Issue 3, March 2012, Pages 891-896
Volume 13, Issue 3, March 2012, Pages 975-978
Volume 12, Issue 10, October 2011, Pages 2649-2652
Volume 12, Issue 2, February 2011, Pages 465-470
Volume 11, Issue 2, February 2010, Pages 359-364
Volume 6, Issue 2, February 2005, Pages 139-142