Published Online: October 22, 2014. doi:10.1001/jamadermatol.2014.3421.
Study concept and design: Hay, Gordon.
Acquisition, analysis, or interpretation of data: Hay, Gordon, Li.
Drafting of the manuscript: Hay, Gordon.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Li.
Obtained funding: Hay.
Administrative, technical, or material support: Hay, Gordon.
Study supervision: Hay.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported in part by The Martell Foundation.
Role of the Funder/Sponsor: The Martell Foundation had no role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.
Additional Contributions: Charlotte Ariyan, MD, PhD, Mary Sue Brady, MD, and Daniel Coit, MD, provided clinic and patient access. We thank our study participants for their valued participation.