References
- Freedman B. Equipoise and the ethics of clinical research. N Engl J Med 1987; 317: 141–145.
- Flanagin A, Fontanarosa PB, DeAngelis CD. Authorship for Research Groups. JAMA 2002; 288: 3166–3168.
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- Websites: http://www.parkinson-study-group.org/http://www.huntington-study-group.org/http://www.huntingtonproject.org/