Accepted for Publication: September 14, 2013.
Published Online: January 29, 2014. doi:10.1001/jamadermatol.2013.8705.
Study concept and design: Metz, Maurer.
Acquisition of data: Ohanyan, Maurer.
Analysis and interpretation of data: All authors.
Drafting of the manuscript: Metz, Church, Maurer.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Church.
Administrative, technical, or material support: Ohanyan, Maurer.
Study supervision: Metz, Maurer.
Conflict of Interest Disclosures: Dr Metz received honoraria from Bayer, Novartis, UCB, and Dr R. Pfleger. Dr Church has been a speaker or consultant for Almirall, FAES Menarini, MSD, Pharma, UCB Pharma, sanofi-aventis, and Uriach. Dr Maurer is a speaker and/or advisor for Almirall, Bayer, Biofrontera, FAES, Genentech, GSK, Merckle Recordati, MSD, Moxie, Novartis, sanofi-aventis, UCB, and Uriach. No other disclosures were reported.
Additional Contributions: Hesna Gözlükaya provided excellent technical and medical assistance. Gözlükaya received no financial compensation for these services.