NCT00001552
- Conditions
- Dysphonia, Laryngeal Disease, Laryngeal Diseases, +9 more
- Locations
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- University of Iowa Iowa City, Iowa, United States
- National Institutes of Health Clinical Center, 9000 Rockville Pike Bethesda, Maryland, United States
- Kennedy-Galton Centre Medical & Community Genetics Harrow, United Kingdom
- Institute of Cancer Research Sutton, United Kingdom