Group Information: The EDEN Fragrance Study Group investigators are listed at the end of this article.
Accepted for Publication: August 29, 2013.
Published Online: December 25, 2013. doi:10.1001/jamadermatol.2013.7932.
Study concept and design: Naldi, Gonçalo, Diepgen, Bruze, Elsner, Coenraads, Svensson.
Acquisition of data: Ofenloch.
Analysis and interpretation of data: Naldi, Cazzaniga, Diepgen, Bertuccio, Ofenloch.
Drafting of the manuscript: Naldi, Cazzaniga, Diepgen.
Critical revision of the manuscript for important intellectual content: Naldi, Gonçalo, Diepgen, Bruze, Elsner, Coenraads, Svensson.
Statistical analysis: Cazzaniga, Bertuccio, Ofenloch.
Obtained funding: Naldi, Diepgen.
Administrative, technical, or material support: Bertuccio.
Study supervision: Naldi, Gonçalo, Diepgen, Bruze, Elsner, Coenraads, Svensson.
Conflict of Interest Disclosures: None reported.
Funding/Support: This study was supported by the Research Institute for Fragrance Materials and in part by L’Oreal Research and Innovation, The Procter & Gamble Company, Henkel AG & Co KGaA, Kao Corporation, Hoyu Co Ltd, and Unilever NV.
Role of the Sponsor: The funders had no role in the design and conduct of the study; collection, management, analysis, or interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication.
Group Information: The EDEN Fragrance Study Group investigators were Luigi Naldi, MD, Margarida Gonçalo, MD, Thomas Diepgen, MD, Magnus Bruze, MD, Peter Elsner, MD, Peter J. Coenraads, MD, PhD, and Ake Svensson, MD.
Additional Contributions: The following contributed to the study: Luigina Vecchi (Bergamo, Italy); Geke Dijkstra (Groningen, the Netherlands); Nils Hamnerius, Sue Harden, and Ewa Wallin (Malmö, Sweden); and Fátima Ribeiro, Pedro Andrade, Ana Brinca, Neide Pereira, Sara Vaz, and Telma Seguro (Coimbra, Portugal). Eugenia Caggese provided administrative support. We thank the individuals who took part in the survey and the residents and nurses who contributed to the study in the participating centers. Special thanks to Marta Rossi, PhD, for her contribution to the study and to Eugenia Caggese, who provided administrative support.