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|---|---|---|
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| 0001493152-24-012364-index.html | 2024-04-01 16:10:58 | |
| 0001493152-24-012364.txt | 2024-04-01 16:10:58 | |
 0001493152-24-012364-xbrl.zip | 260702 | 2024-04-01 16:10:58 |
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 form10-k_001.jpg | 23715 | 2024-04-01 16:10:58 |
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| report.css | 2767 | 2024-04-01 16:10:58 |
| Show.js | 1085 | 2024-04-01 16:10:58 |
| vtsi-20231231.xsd | 43638 | 2024-04-01 16:10:58 |
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