1 Univ Lyon, Lyon Sud University Hospital, Allergy and Clinical Immunology Department, Pierre-Benite, France.
2 Dermatology Department, University Hospital of Nantes, Nantes, France.
3 Eczema Foundation, Pierre Fabre Laboratories, Toulouse, France.
4 CIRI, Centre International de Recherche en Infectiologie, Univ Lyon, Inserm, U1111, Université Claude Bernard Lyon 1, CNRS, UMR5308, ENS de Lyon, Lyon, France.