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Article History

Received: 12 November 2018

Accepted: 26 March 2019

First Online: 2 May 2019

Ethics approval and consent to participate

: All clinical studies were conducted in compliance with the Declaration of Helsinki, International Council for Harmonization Guidelines for Good Clinical Practice and local country regulations. All patients provided written informed consent to participate in the respective studies.

: Not applicable.

: A Deodhar: Received honoraria for consulting or speaking for, or has received research grants from AbbVie, Amgen, Boehringer Ingelheim, Bristol Myer Squibb (BMS), Eli Lilly, Glaxo Smith & Kline (GSK), Janssen, Novartis, Pfizer, and UCB.PJ Mease: Grant/research support from: AbbVie, Amgen, BMS, Celgene, Crescendo Bioscience, Genentech, Janssen, Lilly, Merck, Novartis, Pfizer and UCB; Consultant for: AbbVie, Amgen, BMS, Celgene, Crescendo Bioscience, Genentech, Janssen, Lilly, Merck, Novartis, Pfizer and UCB; Speakers bureau: AbbVie, Amgen, BMS, Celgene, Crescendo Bioscience, Genentech, Janssen, Lilly, Merck, Novartis, Pfizer and UCB.IB McInnes: Research grants, consultation fees, or speaker honoraria: AbbVie, Amgen, BMS, Celgene, Janssen, Lilly, Novartis, Pfizer and UCB.X Baraliakos: Grant/research support from: AbbVie, BMS, Celgene, Chugai, Merck, Novartis, Pfizer, UCB, Werfen, Consultant for: AbbVie, BMS, Celgene, Chugai, Merck, Novartis, Pfizer, UCB, Werfen, Speakers bureau: AbbVie, BMS, Celgene, Chugai, Merck, Novartis, Pfizer, UCB, Werfen.K Reich: Consultant and/or paid speaker and/or investigator in clinical trials sponsored by Affibody; Almirall; Amgen; Biogen; Boehringer Ingelheim; Celgene; Centocor; Covagen; Eli Lilly; Forward Pharma; Fresenius Medical Care; GlaxoSmithKline; Janssen; Kyowa Kirin; LEO Pharma; Medac; Merck; Novartis; Miltenyi Biotec; Ocean Pharma; Pfizer; Regeneron; Samsung Bioepis; Sanofi Genzyme; Takeda; UCB; Valeant; Xenoport.A Blauvelt: AbbVie; Aclaris; Akros; Allergan; Almirall; Amgen; Boehringer Ingelheim; Celgene; Dermavant; Dermira; Eli Lilly; Genentech/Roche; GlaxoSmithKline; Janssen; LEO Pharma; Meiji; Merck; Novartis; Pfizer; Purdue Pharma; Regeneron; Sandoz; Sanofi Genzyme; Sienna Pharmaceuticals; Sun Pharma; UCB; Valeant; Vidac.C Leonardi: Consultant/Advisory Board Member for Abbvie, Amgen, Boehringer-Ingelheim, Dermira, Eli Lilly, Janssen, Leo, Pfizer, Sandoz, and UCB and Vitae. Investigator for Actavis, Abbvie, Amgen, Boehringer-Ingelheim, Celgene, Coherus, Cellceutix, Corrona, Dermira, Eli Lilly, Galderma, Glenmark, Janssen, Leo Pharma, Merck, Novartis, Novella, Pfizer, Sandoz, Stiefel, Wyeth. Speaker bureau for Abbvie, Celgene, Novartis and Eli Lilly.B Porter: Employee of Novartis with Novartis stock.A Das Gupta: Employee of Novartis.A Widmer: Employee of Novartis with Novartis stock.L Pricop: Employee of Novartis with Novartis stock.T Fox: Employee of Novartis with Novartis stock.

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