- Correspondence to: Dr N I Bohnen Department of Radiology, Division of Nuclear Medicine, The University of Michigan Medical Center, B1 G505 University Hospital, 1500 E Medical Center Drive, Ann Arbor, MI 48109-0028, USA;
- Received June 14, 2006
- Accepted November 13, 2006
- Revised October 10, 2006
- First published May 16, 2007.
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