Published Online: April 23, 2012. doi:10.1001/archinternmed.2012.1173
Author Contributions:Study concept and design: Hsia. Acquisition of data: Hsia, and Maselli. Analysis and interpretation of data: Hsia, Kothari, Srebotnjak, and Maselli. Drafting of the manuscript: Hsia, Kothari, and Maselli. Critical revision of the manuscript for important intellectual content: Srebotnjak. Statistical analysis: Hsia, Srebotnjak, and Maselli. Administrative, technical, and material support: Hsia and Kothari. Study supervision: Hsia.
Financial Disclosure: None reported.
Funding/Support: This work was supported by grant KL2 RR024130 and the Robert Wood Johnson Foundation Physician Faculty Scholars.
Role of the Sponsors: The sponsors had no role in the design and conduct of the study, data management, analysis, and interpretation, or manuscript preparation or approval.
Disclaimer: This article's contents are solely the responsibility of the authors and do not necessarily represent the official views of the sponsors.