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hearing loss deafness vital signs spc b_00015518
hearing loss deafness vital signs spc b_00015518

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    Neuroscientist's quest to understand language

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Neuroscientist's quest to understand language

Vital Signs meets Dr. Laura Ann-Petitto who has spent four decades researching speech and language. Dr. Sanjay Gupta reports.

Neuroscientist's quest to understand language

Vital Signs meets Dr. Laura Ann-Petitto who has spent four decades researching speech and language. Dr. Sanjay Gupta reports.