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| 0000830656-12-000016-index.html | 2012-02-27 17:26:54 | |
| 0000830656-12-000016.txt | 2012-02-27 17:26:54 | |
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| ex23.htm | 3635 | 2012-02-27 17:26:54 |
| ex31.htm | 10569 | 2012-02-27 17:26:54 |
| ex32.htm | 6027 | 2012-02-27 17:26:54 |
| FilingSummary.xml | 8006 | 2012-02-27 17:26:54 |
| Financial_Report.xls | 624676 | 2012-02-27 17:26:54 |
| form10k.htm | 2051574 | 2012-02-27 17:26:54 |
| pbio-20111231.xml | 771150 | 2012-02-27 17:26:54 |
| pbio-20111231.xsd | 17411 | 2012-02-27 17:26:54 |
| pbio-20111231_cal.xml | 32280 | 2012-02-27 17:26:54 |
| pbio-20111231_def.xml | 84900 | 2012-02-27 17:26:54 |
| pbio-20111231_lab.xml | 175507 | 2012-02-27 17:26:54 |
| pbio-20111231_pre.xml | 106802 | 2012-02-27 17:26:54 |
| R1.htm | 37567 | 2012-02-27 17:26:54 |
| R10.htm | 15614 | 2012-02-27 17:26:54 |
| R11.htm | 5717 | 2012-02-27 17:26:54 |
| R12.htm | 61817 | 2012-02-27 17:26:54 |
| R13.htm | 18990 | 2012-02-27 17:26:54 |
| R14.htm | 313325 | 2012-02-27 17:26:54 |
| R15.htm | 8050 | 2012-02-27 17:26:54 |
| R2.htm | 129776 | 2012-02-27 17:26:54 |
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| R7.htm | 14063 | 2012-02-27 17:26:54 |
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| R9.htm | 22405 | 2012-02-27 17:26:54 |
| report.css | 2721 | 2012-02-27 17:26:54 |
| Show.js | 6423 | 2012-02-27 17:26:54 |