Accepted for Publication: February 4, 2013.
Published Online: May 1, 2013. doi:10.1001/jamadermatol.2013.459
Study concept and design: Bennàssar, Puig, Vilalta, and Malvehy.
Acquisition of data: Bennàssar.
Analysis and interpretation of data: Bennàssar, Carrerra, Puig, and Malvehy.
Drafting of the manuscript: Bennàssar.
Critical revision of the manuscript for important intellectual content: All authors.
Statistical analysis: Puig.
Administrative, technical, and material support: Bennàssar.
Study supervision: Bennàssar, Puig, Vilalta, and Malvehy.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported in part by personal grants to Dr Bennàssar from Hospital Clínic de Barcelona “Emili Letang” and partially supported by Fondo de Investigaciones Sanitarias (FIS) grant 09/1393 (CIBERER U-726, ISCIII).
Role of the Sponsors: The sponsors had no role in the design and conduct of the study; in the collection, analysis, and interpretation of data; or in the preparation, review, or approval of the manuscript.
Additional Contributions: We are indebted to our dermatopathologists, J. Palou, MD, A. García, MD, and L. Alós, MD, PhD, for their unselfish contribution to critical review of the manuscript. Donation of medical equipment: we borrowed the Vivascope 2500 from Lucid Inc for 8 months.
Correction: This article was corrected online May 20, 2013, for an error in the Results section of the abstract.