Accepted for Publication: June 25, 2012.
Author Contributions: All authors had full access to all the data in the study and take responsibility for the integrity of the data and the accuracy of the data analysis. Study concept and design: Kamstrup, Gniadecki, and Friberg. Acquisition of data: Kamstrup and Friberg. Analysis and interpretation of data: Kamstrup, Gniadecki, and Friberg. Drafting of the manuscript: Kamstrup and Friberg. Critical revision of the manuscript for important intellectual content: Kamstrup, Gniadecki, and Friberg. Obtained funding: Gniadecki and Friberg. Administrative, technical, and material support: Kamstrup, Gniadecki, and Friberg. Study supervision: Gniadecki and Friberg.
Conflict of Interest Disclosures: None reported.
Additional Contributions: We thank Markus Lonsdale, PhD, MPE, for technical assistance with PET/CT scans.