Friedreich's Ataxia Fact Sheet (2018). National Institute of Neurological Disorders & Stroke.
Chicago Style (17. basım) AtıfFriedreich's Ataxia Fact Sheet (2018). National Institute of Neurological Disorders & Stroke.
MLA (9th ed.) AtıfFriedreich's Ataxia Fact Sheet (2018). National Institute of Neurological Disorders & Stroke.
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