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Fankhauser, Christian D; Mutter, Urs; Aghayev, Emin; Mannion, Anne F (2012). Validity and responsiveness of the Core Outcome Measures Index (COMI) for the neck. European spine journal, 21(1), pp. 101-14. Berlin: Springer 10.1007/s00586-011-1921-4
Mannion, Anne F; Aghayev, Emin; Mutter, Urs; Grob, Dieter (2010). Validity and responsiveness of the Core Outcome Measures Index (COMI) in patients with neck pain undergoing cervical disc arthroplasty. In: Cervical Spine Research Society Meeting (European Section). Corfu, Greece. 26-29.05.2010.
