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Dayton DUI Defense Attorney Earns Certification
Dayton DUI defense attorney Charles M. Rowland II has earned certification in the administration and evaluation of standardized field sobriety tests by attending the Standardized Field Sobriety Testing...
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Fatigue and the Horizontal Gaze Nystagmus Test
Can simple fatigue explain a person’s poor performance on the Horizontal Gaze Nystagmus test? According to recent studies the answer is yes. Here is a link to the first formal study demonstrating...
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The 47 Types & 38 Causes of Nystagmus; (It’s Not Just Caused by Alcohol)
The horizontal gaze nystagmus test is an eye test approved by the National Highway Traffic Safety Administration(hereinafter NHTSA) as a tool to detect clues of impairment in drivers. The HGNtest is...
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The Horizontal Gaze Nystagmus Test is Biased Against Women
The horizontal gaze nystagmus test is an eye test approved by the National Highway Traffic Safety Administration (hereinafter NHTSA) as a tool to detect clues of impairment in drivers. The HGN test...
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What Is Wrong With The HGN? (by DaytonDUI)
The horizontal gaze nystagmus test is an eye test approved by the National Highway Traffic Safety Administration(hereinafter NHTSA) as a tool to detect clues of impairment in drivers. The HGNtest is...
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