title: Development of rheumatoid nodules during anti-tumor necrosis factor alpha therapy with etanercept.
authors.forename: Jörn
authors.initials: J
authors.lastname: Kekow
authors.forename: Tobias
authors.initials: T
authors.lastname: Welte
authors.forename: Udo
authors.initials: U
authors.lastname: Kellner
authors.forename: Thomas
authors.initials: T
authors.lastname: Pap
mesh_terms: D018501:Antirheumatic Agents / Q000009:adverse effects* / Q000627:therapeutic use; D001172:Arthritis, Rheumatoid / Q000188:drug therapy; D000068800:Etanercept; D005260:Female; D006801:Humans; D007074:Immunoglobulin G / Q000009:adverse effects* / Q000627:therapeutic use; D008875:Middle Aged; D018124:Receptors, Tumor Necrosis Factor / Q000627:therapeutic use; D012218:Rheumatoid Nodule / Q000139:chemically induced*; D014409:Tumor Necrosis Factor-alpha / Q000037:antagonists & inhibitors*
chemical_list: D018501:Antirheumatic Agents; D007074:Immunoglobulin G; D018124:Receptors, Tumor Necrosis Factor; D014409:Tumor Necrosis Factor-alpha; D000068800:Etanercept