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| 0001493152-19-012065-index.html | 2019-08-12 15:53:53 | |
| 0001493152-19-012065.txt | 2019-08-12 15:53:53 | |
 0001493152-19-012065-xbrl.zip | 104267 | 2019-08-12 15:53:53 |
| ex31-1.htm | 20116 | 2019-08-12 15:53:53 |
| ex31-2.htm | 20117 | 2019-08-12 15:53:53 |
| ex32-1.htm | 7943 | 2019-08-12 15:53:53 |
| ex32-2.htm | 7838 | 2019-08-12 15:53:53 |
| FilingSummary.xml | 24577 | 2019-08-12 15:53:53 |
| Financial_Report.xlsx | 62329 | 2019-08-12 15:53:53 |
| form10-q.htm | 596743 | 2019-08-12 15:53:53 |
| prph-20190630.xml | 615655 | 2019-08-12 15:53:53 |
| prph-20190630.xsd | 47245 | 2019-08-12 15:53:53 |
| prph-20190630_cal.xml | 51350 | 2019-08-12 15:53:53 |
| prph-20190630_def.xml | 124484 | 2019-08-12 15:53:53 |
| prph-20190630_lab.xml | 300235 | 2019-08-12 15:53:53 |
| prph-20190630_pre.xml | 206841 | 2019-08-12 15:53:53 |
| R1.htm | 31087 | 2019-08-12 15:53:53 |
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| R30.htm | 25654 | 2019-08-12 15:53:53 |
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| R32.htm | 41035 | 2019-08-12 15:53:53 |
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| R9.htm | 97043 | 2019-08-12 15:53:53 |
| report.css | 2767 | 2019-08-12 15:53:53 |
| Show.js | 1085 | 2019-08-12 15:53:53 |