1 Dermatologie, Centre de Dermatologie Bd Saint Marcel, Paris, France.
2 Patients Experts, France Psoriasis, Paris, France.
3 Patients Priority, EMMA, Fontenay-sous-Bois, France.
4 CEReSS-EA 3279, Dermatology Department, University Hospital Timone, Research Centre in Health Services and Quality of Life Aix Marseille University, Assistance Publique Hôpitaux de Marseille, APHM, Marseille, France.