BONE-ANCHORED HEARING AID (BAHA): INDICATIONS, FUNCTIONAL RESULTS, AND COMPARISON WITH RECONSTRUCTIVE SURGERY OF THE EAR

Bone-anchored hearing aid (BAHA): indications, functional results, and comparison with reconstructive surgery of the ear

Summary Introduction: ct104277 The bone-anchored hearing aid (BAHA) is a bone conduction hearing device that transmits sound directly into the inner ear.It is mainly used in patients with conductive hearing loss associated with aural atresia, but it is also used in those with mixed and sensorineural hearing loss.Goals: To review the main indication

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Hidden temporal order unveiled in stock market volatility variance

When analyzed by standard statistical methods, the time series of the daily return of financial indices appear to behave as Markov random series with no apparent temporal order or memory.This empirical result seems to be counter intuitive since investor are influenced by both short and long term past market behaviors.Consequently much effort has be

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