The Neck Disability Index (NDI).
Sterling
Michele
M
The University of Queensland, Australia.
Rebbeck
Trudy
T
D000203:Activities of Daily Living; D004185:Disability Evaluation; D006801:Humans; D017116:Low Back Pain / Q000175:diagnosis / Q000534:rehabilitation*; D019547:Neck Pain / Q000175:diagnosis / Q000534:rehabilitation*; D015203:Reproducibility of Results