Accepted for Publication: December 21, 2014.
Published Online: April 1, 2015. doi:10.1001/jamadermatol.2014.5634.
Study concept and design: Nelson, Wei, Nguyen.
Acquisition, analysis, or interpretation of data: All authors.
Drafting of the manuscript: Choudhry, Hong, Wei, Nguyen.
Critical revision of the manuscript for important intellectual content: Choudhry, Chong, Jiang, Hartman, Chu, Nelson, Wei, Nguyen.
Statistical analysis: Choudhry, Wei.
Administrative, technical, or material support: Choudhry, Chong, Nelson, Nguyen.
Study supervision: Nelson, Wei, Nguyen.
Conflict of Interest Disclosures: None reported.
Additional Contributions: Nancy Hills, PhD (UCSF), provided excellent assistance with the statistical analysis. Neil Prose, MD (Duke), provided invaluable discussions and contributed to the conceptualization. Dr Hills was compensated for her time.