1. Schoels M, Aletaha D, Smolen JS, Bijlsma JW, et al. (2010). Follow-up standards and treatment targets in rheumatoid arthritis: results of a questionnaire at the EULAR 2008. Annals of the Rheumatic Diseases 69(3):575-8.
2. Aletaha D, Smolen JS. (2007). The health assessment questionnaire in routine clinical practice. Nature Clinical Practice Rheumatology 3(3):122-123.