Correlation of the Neck Disability Index (NDI) and Voice Handicap Index (VHI) in Neck Pain Patients and Patients With Voice Disorders
Clinical trial NCT02868762 · COMPLETED
Trial details
- NCT number
- NCT02868762
- Sponsor
- University of Zurich
- Status
- COMPLETED
- Study type
- OBSERVATIONAL
- Start date
- 2016-07-01
- Primary completion
- 2017-07-01
- Enrollment
- 175
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