Parent Directory| Name | Size | Last Modified |
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| 0001564590-20-015828-index.html | 2020-04-08 09:00:21 | |
| 0001564590-20-015828.txt | 2020-04-08 09:00:21 | |
| atec-8k_20200402.htm | 44101 | 2020-04-08 09:00:21 |
| atec-ex991_6.htm | 33383 | 2020-04-08 09:00:21 |