PsoBarrier EU study: a Multicentre, Cross-sectional Survey Investigating the Quality of Psoriasis Care in Four European Countries.

"Conflicts of interest LP received consulting fees from Abbvie, Almirall, Amgen, Boehringer Ingelheim, Bristol Myers Squibb, Janssen, Leo-Pharma, Lilly, Novartis, Pfizer, Sandoz, Sanofi, and UCB. He received payment or honoraria for lectures, presentations, speakers’ bureaus, manuscript writing or educational events from Janssen, Lilly, Novartis, UCB. He received support for attending meetings and/or travel from Janssen and UCB. His institution received grants or contracts from Abbvie, Almirall, Amgen, Boehringer Ingelheim, Leo-Pharma, Lilly, Novartis, Pfizer, Sanofi, UCB. MA has served as advisor and/or paid speaker for and/or participated in research projects sponsored by Abbott/AbbVie, Almirall, Amgen, Beiersdorf, Biogen Idec, BMS, Boehringer Ingelheim, Celgene, Centocor, Dermira, Eli Lilly, Fresenius, Galderma, GSK, Hexal, Incyte, Janssen-Cilag, LEO Pharma, Lilly, Medac, Merck, MSD, Mylan, Novartis, Pfizer, Regeneron, Sandoz, Sanofi-Aventis, Stiefel, UCB and Xenoport. ED received payment or honoraria for lectures, presentations, speakers’ bureaus, manuscript writing or educational events from Almirall, Janssen-Cilag, Leo-Pharma, Novartis, Lilly, UCB, Boehringer-Ingelheim. He received support for attending meetings and/or travel from UCB, Lilly, Janssen, LEO Pharma. He participated on a Data Safety Monitoring Board or Advisory Board of Abbvie, Almirall, Janssen-Cilag, Novartis, Lilly, UCB, Brystol-Myers and Boehringer-Ingelheim. LI received grants or contracts from Eli Lilly, Janssen Cilag, Leo Pharma, Novartis, Regranion. He received consulting fees from AbbVie, BMS, Boehringer Ingelheim, Eli Lilly, Janssen Cilag, Leo Pharma, Novartis, Regranion, Samsung, Union Therapeutics UCB. He received payment or honoraria for lectures, presentations, speakers’ bureaus, manuscript writing or educational events from AbbVie, BMS, Boehringer Ingelheim, Eli Lilly, Janssen Cilag, Leo Pharma, Novartis, Samsung, UCB as well as support for attending meetings and/or travel from AbbVie, Eli Lilly, Janssen Cilag, Leo Pharma, Novartis, UCB. He participated on a Data Safety Monitoring Board or Advisory Board of BMS. AR received personal and institutional grants or contracts from Abbvie, Alvotech, Amgen, AnaptysBio, Argenx, Biothera, BMS, Celgene, Celltrion, Dermira, Galderma, Inflarx, Janssen, Kiniksa, Kymab, Leo Pharma, Novartis, Pfizer, Trevi Therapeutics, UCB. He received payment or honoraria for lectures, presentations, speakers’ bureaus, manuscript writing or educational events from Chema Rzeszow, Eli Lilly, Leo Pharma, Novartis, Sandoz, Takeda. He participated on a Data Safety Monitoring Board or Advisory Board of Abbvie, Galderma, Sandoz and Sanofi Aventis. AL, VA, NM, IK, MC-O have no conflicts of interest to disclose."

"Funding sources The study received financial support from Sandoz. Sandoz was not involved in study design, data collection, data analysis, interpretation of data, and writing of the paper."