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What is in the PAT test?


What is in the PAT test? A physical ability test (PAT) consists of a series of tasks done in a clinical environment. A PAT tries to replicate the physical demands…

How is electrode impedance measured?


How is electrode impedance measured? The common method for measuring the electrode-tissue impedance consists of injecting a known AC current14 (usually a square wave) and measuring the differential voltage between…