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. 2016 Apr 27;7:108. doi: 10.3389/fphar.2016.00108

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Copyright © 2016 Hazekamp.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Microscopic images of trichomes (glandular hairs) before and after treatment with gamma-irradiation. Cannabis variety Bedrocan was used. Magnification ± 20–120 times.