Accepted for Publication: February 5, 2015.
Published Online: April 22, 2015. doi:10.1001/jamadermatol.2015.0299.
Study concept and design: Redondo, de Azcarate, Prosper.
Acquisition, analysis, or interpretation of data: Redondo, de Azcarate, Núñez-Córdoba, Andreu, García-Guzman, Aguado.
Drafting of the manuscript: Redondo, de Azcarate, Núñez-Córdoba, Andreu, Aguado.
Critical revision of the manuscript for important intellectual content: Andreu, García-Guzman, Aguado, Prosper.
Statistical analysis: Redondo, Núñez-Córdoba.
Obtained funding: Redondo, Prosper.
Administrative, technical, or material support: Redondo, de Azcarate, Andreu, García-Guzman, Aguado, Prosper.
Study supervision: Redondo, de Azcarate, Andreu, García-Guzman, Aguado, Prosper.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported by Investigación Clínica Independiente grant TRA-110 from the Ministerio de Sanidad, Spain.
Role of the Funder/Sponsor: The funding source 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.
Trial Registration: clinicaltrials.gov Identifier: NCT01701648.