Comparing two qualitative methods: Individual interviews and focus groups in patients with rheumatoid arthritis

Coenen M, Stamm TA, Cieza A, Kollerits B, Amann E, Stucki G
Comparing two qualitative methods: Individual interviews and focus groups in patients with rheumatoid arthritis.
Annals of the Rheumatic Diseases 2005, 64, Suppl III:70.