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| 0001144204-19-026590-index.html | 2019-05-15 16:16:22 | |
| 0001144204-19-026590.txt | 2019-05-15 16:16:22 | |
 0001144204-19-026590-xbrl.zip | 67908 | 2019-05-15 16:16:22 |
| bpth-20190331.xml | 509137 | 2019-05-15 16:16:22 |
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| report.css | 2767 | 2019-05-15 16:16:22 |
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| tv520792_ex32.htm | 4211 | 2019-05-15 16:16:22 |