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06-27-2008, 04:00 PM
A study published in the July issue of the Journal Anesthesiology discovered that oral cannabis (a form of medical marijuana) not only failed to alleviate certain types of pain in human volunteers but, surprisingly, it instead caused increased sensitivity to some forms of pain. In their research, Birgit Kraft, M.D.
More... (http://www.medicalnewstoday.com/articles/112636.php)
More... (http://www.medicalnewstoday.com/articles/112636.php)