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. 2004 Oct 6;1(3):315–319. doi: 10.1093/ecam/neh039

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© 2004, the authors Evidenced-based Complementary and Alternative Medicine, Vol. 1, Issue 3 © Oxford University Press 2004; all rights reserved. The online version of this article has been published under an open access model. Users are entitled to use, reproduce, disseminate, or display the open access version of this article provided that: the original authorship is properly and fully attributed; the Journal and Oxford University Press are attributed as the original place of publication with the correct citation details given; if an article is subsequently reproduced or disseminated not in its entirety but only in part or as a derivative work this must be clearly indicated.

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Transcranial Doppler during ozone therapy. Left. Diastolic velocity (in cm/s) in the middle cerebral artery (MCA) increased by 33% at the end of session #3 (P < 0.001), and an 18% increase persisted for 1 week after session #3 (P = 0.023). Right. Systolic velocity in MCA increased by 22% at the end of session #3 (P = 0.001), and a 15% increase persisted for 1 week after session #3 (P = 0.035). The error bars are the 95% confidence intervals. Significant differences (P < 0.05) are indicated with an asterisk (*).