Escorpizo R, Cieza A, Beaton D and Boonen A. Content comparison of worker productivity questionnaires in arthritis and musculoskeletal conditions using the International Classification of Functioning, Disability, and Health framework. J Occup Rehabil. 2009;19(4): 382-397. Abstract

Boonen A, van Berkel M, Cieza A, Stucki G, van der Heijde D. Which aspects of functioning are relevant for patients with ankylosing spondylitis: results of focus group interviews. J Rheumatol. 2009; 36(11): 2501-2511. Abstract.

Rauch A, Cieza A, Boonen A, Ewert T, Stucki G. Identification of similarities and differences in functioning in persons with rheumatoid arthritis and ankylosing spondylitis using the International Classification of Functioning, Disability and Health (ICF). Clin Exp Rheumatol. 2009; 27(4 Suppl 55): S92-101. Abstract.

Tschiesner U, Linseisen E, Coenen M, Rogers S, Harreus U, Berghaus A, Cieza A.
Evaluating sequelae after head and neck cancer from the patient perspective with the help of the International Classification of Functioning, Disability and Health.
Eur Arch Otorhinolaryngol. 2009 Mar;266(3):425-436. Abstract.

Tschiesner UM, Rogers SN, Harreus U, Berghaus A, Cieza A.
Comparison of outcome measures in head and neck cancer--literature review 2000-2006.
Head Neck. 2009 Feb;31(2):251-9. Review.

Hilfiker R, Obrist S, Christen G, Lorenz T, Cieza A.
The use of the comprehensive International Classification of Functioning, Disability and Health Core Set for low back pain in clinical practice: a reliability study.
Physiother Res Int. 2009;14(3): 147-166. Abstract