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| 0001493152-23-012010-index.html | 2023-04-12 17:00:49 | |
| 0001493152-23-012010.txt | 2023-04-12 17:00:49 | |
 0001493152-23-012010-xbrl.zip | 329879 | 2023-04-12 17:00:49 |
| ex21-1.htm | 2175 | 2023-04-12 17:00:49 |
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| ex31-2.htm | 11693 | 2023-04-12 17:00:49 |
| ex32-1.htm | 6340 | 2023-04-12 17:00:49 |
| ex32-2.htm | 6525 | 2023-04-12 17:00:49 |
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| Financial_Report.xlsx | 138357 | 2023-04-12 17:00:49 |
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| form10-k_htm.xml | 1969234 | 2023-04-12 17:00:49 |
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| pbio-20221231.xsd | 77426 | 2023-04-12 17:00:49 |
| pbio-20221231_cal.xml | 74385 | 2023-04-12 17:00:49 |
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| pbio-20221231_lab.xml | 592511 | 2023-04-12 17:00:49 |
| pbio-20221231_pre.xml | 446382 | 2023-04-12 17:00:49 |
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| R10.htm | 17828 | 2023-04-12 17:00:49 |
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| report.css | 2767 | 2023-04-12 17:00:49 |
| Show.js | 1085 | 2023-04-12 17:00:49 |