Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001193125-23-224928-index-headers.html | 2023-08-30 16:06:02 | |
| 0001193125-23-224928-index.html | 2023-08-30 16:06:02 | |
| 0001193125-23-224928.txt | 2023-08-30 16:06:02 | |
 0001193125-23-224928-xbrl.zip | 8092 | 2023-08-30 16:06:02 |
| d534850d8k.htm | 22475 | 2023-08-30 16:06:02 |
| d534850d8k_htm.xml | 3616 | 2023-08-30 16:06:02 |
| FilingSummary.xml | 1693 | 2023-08-30 16:06:02 |
| Financial_Report.xlsx | 5747 | 2023-08-30 16:06:02 |
| MetaLinks.json | 19466 | 2023-08-30 16:06:02 |
| pkbo-20230825.xsd | 2505 | 2023-08-30 16:06:02 |
| pkbo-20230825_lab.xml | 18736 | 2023-08-30 16:06:02 |
| pkbo-20230825_pre.xml | 11682 | 2023-08-30 16:06:02 |
| R1.htm | 41374 | 2023-08-30 16:06:02 |
| report.css | 2766 | 2023-08-30 16:06:02 |
| Show.js | 1084 | 2023-08-30 16:06:02 |