. 2011 Oct 5;2:55. doi: 10.3389/fphar.2011.00055
Copyright © 2011 Sood, Dominic, Qualls, Steffes, Thyagarajan, Smith, Lewis and Jacobs Jr.
This is an open-access article subject to a non-exclusive license between the authors and Frontiers Media SA, which permits use, distribution and reproduction in other forums, provided the original authors and source are credited and other Frontiers conditions are complied with.
Figure 3.
Flowchart of subject inclusion.