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| 0001144204-15-016335-index.html | 2015-03-16 16:12:00 | |
| 0001144204-15-016335.txt | 2015-03-16 16:12:00 | |
 0001144204-15-016335-xbrl.zip | 145280 | 2015-03-16 16:12:00 |
| bpth-20141231.xml | 1584868 | 2015-03-16 16:12:00 |
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| report.css | 2740 | 2015-03-16 16:12:00 |
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| v404039_ex4-1.htm | 2017 | 2015-03-16 16:12:00 |