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| 0001437749-13-007510-index.html | 2013-06-12 16:49:13 | |
| 0001437749-13-007510.txt | 2013-06-12 16:49:13 | |
| sigm20130611_8k.htm | 24149 | 2013-06-12 16:49:13 |
| sigm20130611_8kex99-1.htm | 390998 | 2013-06-12 16:49:13 |