Clinical Milestones Preceding the Diagnosis of Multiple System Atrophy and Progressive Supranuclear Palsy: A Retrospective Cohort Study

Objective Multiple System Atrophy (MSA) and progressive supranuclear palsy (PSP) are rapidly progressive forms of degenerative Parkinsonism.The difficulties of diagnosing MSA and PSP in their early stages may lead to delayed referral to appropriate specialists and distress to patients, as well as delaying symptomatic treatment and participation in

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A Blade Tip Timing Method Based on a Microwave Sensor

Blade tip timing is an effective method for blade vibration measurements in turbomachinery.This method is increasing in popularity because it is non-intrusive and has several advantages over the conventional strain gauge method.Different kinds of sensors have been dea eyewear developed for blade tip timing, including optical, eddy current and capac

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