Objectives: We aimed to clarify the influence of facial expressions on providing early recognition and diagnosis of Parkinson’s disease (PD). Methods: We included 18 people with PD and 18 controls.

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Working with multi-variable expressions is a key concept in algebra that involves manipulating expressions containing two or more variables. This video offers a detailed guide on understanding and ...

Algebra can be intimidating for many students, but simplifying algebraic expressions is a fundamental skill that will help you succeed in your math education. Learning these techniques will not only ...

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For some students, learning algebraic expressions feels like drudgery, but it doesn’t have to be that way. These three activities will get your students moving, talking, and thinking deeply about ...