Authors: K Krüger; J Wollenhaupt; K Albrecht; R Alten; M Backhaus; C Baerwald; W Bolten; J Braun; H Burkhardt; G Burmester; M Gaubitz; A Gause; E Gromnica-Ihle; H Kellner; J Kuipers; A Krause; H-M Lorenz; B Manger; H Nüßlein; H-G Pott; A Rubbert-Roth; M Schneider; C Specker; H Schulze-Koops; H-P Tony; S Wassenberg; U Müller-Ladner Journal: Z Rheumatol Date: 2012-09 Impact factor: 1.372