Accepted for Publication: December 22, 2010.
Author Contributions: All authors had full access to all of 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: Eide and Krajenta. Acquisition of data: Eide, Krajenta, and D. Johnson. Analysis and interpretation of data: Eide, Jacobsen, Krajenta, D. Johnson, and C. C. Johnson. Drafting of the manuscript: Eide and D. Johnson. Critical revision of the manuscript for important intellectual content: Jacobsen, Krajenta, and C. C. Johnson. Statistical analysis: Jacobsen. Obtained funding: Eide and C. C. Johnson. Administrative, technical, and material support: Krajenta, D. Johnson, and C. C. Johnson. Study supervision: Eide.
Financial Disclosure: None reported.
Funding/Support: This study was supported in part by a Dermatology Foundation Career Development Award in Health Care Policy (Dr Eide).