Parent Directory| Name | Size | Last Modified |
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| 0001493152-22-012630-index.html | 2022-05-10 09:22:03 | |
| 0001493152-22-012630.txt | 2022-05-10 09:22:03 | |
 0001493152-22-012630-xbrl.zip | 42544 | 2022-05-10 09:22:03 |
| ex10-1.htm | 124090 | 2022-05-10 09:22:03 |
| ex10-2.htm | 54820 | 2022-05-10 09:22:03 |
| ex99-1.htm | 15909 | 2022-05-10 09:22:03 |
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| FilingSummary.xml | 1674 | 2022-05-10 09:22:03 |
| Financial_Report.xlsx | 5704 | 2022-05-10 09:22:03 |
| form8-k.htm | 51184 | 2022-05-10 09:22:03 |
| form8-k_htm.xml | 3717 | 2022-05-10 09:22:03 |
| MetaLinks.json | 38242 | 2022-05-10 09:22:03 |
| prph-20220509.xsd | 3045 | 2022-05-10 09:22:03 |
| prph-20220509_lab.xml | 34476 | 2022-05-10 09:22:03 |
| prph-20220509_pre.xml | 22603 | 2022-05-10 09:22:03 |
| R1.htm | 41781 | 2022-05-10 09:22:03 |
| report.css | 2767 | 2022-05-10 09:22:03 |
| Show.js | 1085 | 2022-05-10 09:22:03 |