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0001437749-15-006650-index-headers.html | 2015-04-01 16:38:22 | |
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0001437749-15-006650.txt | 2015-04-01 16:38:22 | |
ex99-1.htm | 290235 | 2015-04-01 16:38:22 |
sigm20150331_8k.htm | 24525 | 2015-04-01 16:38:22 |