Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001493152-21-020615-index-headers.html | 2021-08-18 19:22:09 | |
| 0001493152-21-020615-index.html | 2021-08-18 19:22:09 | |
| 0001493152-21-020615.txt | 2021-08-18 19:22:09 | |
 0001493152-21-020615-xbrl.zip | 17824 | 2021-08-18 19:22:09 |
| ex99-1.htm | 23129 | 2021-08-18 19:22:09 |
 ex99-1_001.jpg | 3869 | 2021-08-18 19:22:09 |
| FilingSummary.xml | 1774 | 2021-08-18 19:22:09 |
| Financial_Report.xlsx | 5760 | 2021-08-18 19:22:09 |
| form8-k.htm | 40369 | 2021-08-18 19:22:09 |
| form8-k_htm.xml | 5422 | 2021-08-18 19:22:09 |
| MetaLinks.json | 40412 | 2021-08-18 19:22:09 |
| ptix-20210817.xsd | 3798 | 2021-08-18 19:22:09 |
| ptix-20210817_def.xml | 27774 | 2021-08-18 19:22:09 |
| ptix-20210817_lab.xml | 36873 | 2021-08-18 19:22:09 |
| ptix-20210817_pre.xml | 26392 | 2021-08-18 19:22:09 |
| R1.htm | 42652 | 2021-08-18 19:22:09 |
| report.css | 2767 | 2021-08-18 19:22:09 |
| Show.js | 1085 | 2021-08-18 19:22:09 |