Author Contributions: Dr Reed had full access to all the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis.
Study concept and design: Reed, West, Mueller, Beckman.
Acquisition of data: Reed, Ficalora, Englster, Beckman.
Analysis and interpretation of data: Reed, West, Mueller, Beckman.
Drafting of the manuscript: Reed, Mueller, Beckman.
Critical revision of the manuscript for important intellectual content: Reed, West, Mueller, Ficalora, Englster, Beckman.
Statistical analysis: Reed, West, Beckman.
Obtained funding: Reed.
Administrative, technical, or material support: Mueller, Ficalora, Englster, Beckman.
Study supervision: Mueller, Beckman.
Financial Disclosures: None reported.
Funding/Support: Dr Reed received support from an Educational Innovations Award from the Mayo Clinic.
Role of the Sponsors: No funding organization or sponsor had any role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; and preparation, review, or approval of the manuscript.