Volume 17, Issue 2, February 2016, Pages 553-555
Volume 16, Issue 16, December 2015, Pages 7385-7390
Volume 15, Issue 17, December 2014, Pages 7187-7193
Volume 15, Issue 22, December 2014, Pages 10039-10043
Volume 14, Issue 8, August 2013, Pages 4689-4692
Volume 14, Issue 1, January 2013, Pages 31-37
Volume 13, Issue 4, April 2012, Pages 1583-1588
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