J Am Acad Dermatol 2011 Sep 13;65(3):e73-e79. Epub 2011 Jul 13.
Department of Dermatology, Ambroise Paré University Hospital, University of Versailles-Saint Quentin en Yvelines, Assistance Publique-Hôpitaux de Paris, Boulogne-Billancourt, France; Research Unit EA 4339 "Skin, cancer, and environment", Ambroise Paré University Hospital, University of Versailles-Saint Quentin en Yvelines, Assistance Publique-Hôpitaux de Paris, Boulogne-Billancourt, France.