Author Contributions: Dr Einstein had full access to all of 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: Einstein, Henzlova, Rajagopalan.
Acquisition of data: Einstein.
Analysis and interpretation of data: Einstein, Henzlova, Rajagopalan.
Drafting of the manuscript: Einstein.
Critical revision of the manuscript for important intellectual content: Einstein, Henzlova, Rajagopalan.
Obtained funding: Einstein.
Administrative, technical, or material support: Einstein, Henzlova, Rajagopalan.
Study supervision: Einstein, Henzlova, Rajagopalan.
Financial Disclosures: Dr Einstein reported serving as a consultant to GE Healthcare and receiving travel funding from Philips Medical Systems. Dr Henzlova reported giving lectures for Bristol-Myers Squibb and receiving research grants from GE Healthcare, Molecular Insight Pharmaceuticals, and CV Therapeutics. Dr Rajagopalan reported no conflicts of interest relevant to the subject matter discussed in the manuscript.
Funding/Support: This work was supported in part by an Irving Institute for Clinical and Translational Research/Clinical Trials Office Pilot Study Award to Dr Einstein.
Role of the Sponsors: The funding organizations did not participate in the design and conduct of the study, in the collection, analysis, and interpretation of the data, or in the preparation, review, or approval of the manuscript.