Clinical trials in chronic arthritic diseases with underestimated impact of placebo effects on study size calculation (2023)
https://doi.org/10.3390/jcm12020429

Cardiovascular Risks and Risk Stratification in Inflammatory Joint Diseases: A Cross-Sectional Study (2022)
https://pubmed.ncbi.nlm.nih.gov/35280915/

Development of an environmental contextual factor item set relevant to global functioning and health in patients with axial Spondyloarthritis (2021)
https://pubmed.ncbi.nlm.nih.gov/34534275/

Editorial: Initiatives to Reduce Diagnostic Delays in Spondyloarthritis (2021)
https://pubmed.ncbi.nlm.nih.gov/33492026/

Late diagnosis of spondyloarthritis may lead to polypharmacy: A case report (2021)
https://ijclinmedcasereports.com/ijcmcr-cr-id-00325/

[Validation of the German translation of the ASAS health index : A questionnaire to assess functioning and health in patients with spondyloarthritis] (2019)
https://pubmed.ncbi.nlm.nih.gov/30039178/

Measurement properties of the ASAS Health Index: results of a global study in patients with axial and peripheral spondyloarthritis (2018)
https://pubmed.ncbi.nlm.nih.gov/29858176/

Measuring impairments of functioning and health in patients with axial spondyloarthritis by using the ASAS Health Index and the Environmental Item Set: translation and cross-cultural adaptation into 15 languages (2016)
https://pubmed.ncbi.nlm.nih.gov/27752358/

[German translation and cross-cultural adaptation of the ASAS health index : An ICF-based instrument for documentation of functional ability in patients with ankylosing spondylitis] (2016)
https://pubmed.ncbi.nlm.nih.gov/27785609/

Premature senescence of T-cell subsets in axial spondyloarthritis (2016)
https://pubmed.ncbi.nlm.nih.gov/25688074/

Fusion of real-time US with CT images to guide sacroiliac joint injection in vitro and in vivo (2010)
https://pubmed.ncbi.nlm.nih.gov/20392985/

Altered T-cell subtypes in spondyloarthritis, rheumatoid arthritis and polymyalgia rheumatica (2010)
https://pubmed.ncbi.nlm.nih.gov/19444449/

[Imaging techniques for early diagnosis of ankylosing spondylitis] (2008)
https://pubmed.ncbi.nlm.nih.gov/18500469/

Diagnostic values of history and clinical examination to predict ultrasound signs of chronic and acute enthesitis (2008)
https://pubmed.ncbi.nlm.nih.gov/18799083/

Feasibility of ultrasound-guided sacroiliac joint injection considering sonoanatomic landmarks at two different levels in cadavers and patients (2008)
https://pubmed.ncbi.nlm.nih.gov/18975358/

High positive predictive value of specific antibodies cross-reacting with a 28-kDa Drosophila antigen for diagnosis of ankylosing spondylitis (2006)
https://pubmed.ncbi.nlm.nih.gov/16159948/

Preferential type 1 chemokine receptors and cytokine production of CD28- T cells in ankylosing spondylitis (2006)
https://pubmed.ncbi.nlm.nih.gov/16219708/

Inflammatory low back pain: high negative predictive value of contrast-enhanced color Doppler ultrasound in the detection of inflamed sacroiliac joints (2005)
https://pubmed.ncbi.nlm.nih.gov/15934066/

Between adaptive and innate immunity: TLR4-mediated perforin production by CD28null T-helper cells in ankylosing spondylitis (2005)
https://pubmed.ncbi.nlm.nih.gov/16277694/

Workshop report: clinical diagnosis and imaging of sacroiliitis, Innsbruck, Austria, October 9, 2003 (2004)
https://pubmed.ncbi.nlm.nih.gov/15468373/

Prevalence, clinical relevance and characterization of circulating cytotoxic CD4+CD28- T cells in ankylosing spondylitis (2003)
https://pubmed.ncbi.nlm.nih.gov/12932293/

Circulating cytotoxic CD8(+) CD28(-) T cells in ankylosing spondylitis (2002)
https://pubmed.ncbi.nlm.nih.gov/11879540/

Vascular endothelial growth factor (VEGF) in ankylosing spondylitis–a pilot study (2002)
https://pubmed.ncbi.nlm.nih.gov/12094393/

Entamoeba hartmanni: a new causative agent in the pathogenesis of reactive arthritis? (1998)
https://pubmed.ncbi.nlm.nih.gov/9672998/