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| 0001085869-17-000023-index.html | 2017-05-04 11:28:33 | |
| 0001085869-17-000023.txt | 2017-05-04 11:28:33 | |
| prft8k-q12017.htm | 17748 | 2017-05-04 11:28:33 |
| prftpressrelease_q12017.htm | 192277 | 2017-05-04 11:28:33 |
| prftresults_q12017.htm | 4003 | 2017-05-04 11:28:33 |
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