Parent Directory| Name | Size | Last Modified |
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| 0001564590-17-023234-index.html | 2017-11-09 16:07:10 | |
| 0001564590-17-023234.txt | 2017-11-09 16:07:10 | |
| atec-8k_20171109.htm | 36325 | 2017-11-09 16:07:10 |
| atec-ex991_6.htm | 761186 | 2017-11-09 16:07:10 |