title: Response to H Zeidler's comments on the CONCERTO study.
authors.affiliation: Charité-University Medicine Berlin, Berlin, Germany.
authors.forename: Gerd R
authors.initials: GR
authors.lastname: Burmester
authors.affiliation: Altoona Center for Clinical Research, Duncansville, Pennsylvania, USA.
authors.forename: Alan
authors.initials: A
authors.lastname: Kivitz
authors.affiliation: AbbVie Deutschland GmbH & Co. KG, Ludwigshafen, Germany.
authors.forename: Hartmut
authors.initials: H
authors.lastname: Kupper
authors.affiliation: AbbVie Inc., North Chicago, Illinois, USA.
authors.forename: Udayasankar
authors.initials: U
authors.lastname: Arulmani
authors.affiliation: AbbVie, Rungis, France.
authors.forename: Stefan
authors.initials: S
authors.lastname: Florentinus
authors.affiliation: AbbVie Inc., North Chicago, Illinois, USA.
authors.forename: Sandra L
authors.initials: SL
authors.lastname: Goss
authors.affiliation: AbbVie Inc., North Chicago, Illinois, USA.
authors.forename: Suchitrita S
authors.initials: SS
authors.lastname: Rathmann
authors.affiliation: University of Texas Southwestern, Dallas, Texas, USA.
authors.forename: Roy M
authors.initials: RM
authors.lastname: Fleischmann
mesh_terms: D000068879:Adalimumab; D061067:Antibodies, Monoclonal, Humanized / Q000008:administration & dosage*; D001172:Arthritis, Rheumatoid / Q000188:drug therapy*; D006801:Humans; D008727:Methotrexate / Q000008:administration & dosage* / Q000493:pharmacokinetics*; D014409:Tumor Necrosis Factor-alpha / Q000037:antagonists & inhibitors*
chemical_list: D061067:Antibodies, Monoclonal, Humanized; D014409:Tumor Necrosis Factor-alpha; D000068879:Adalimumab; D008727:Methotrexate
keywords: Methotrexate; Rheumatoid Arthritis; Treatment