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Changes in facial expressions in patients with Parkinson's disease during the phonation test and their correlation with disease severity - ScienceDirect
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Completely edentulous Parkinson patient with mask-like face and fixed gaze. | Download Scientific Diagram
![PDF] Facial Emotional Expression Assessment in Parkinson's Disease by Automated Algorithm Based on Action Units | Semantic Scholar PDF] Facial Emotional Expression Assessment in Parkinson's Disease by Automated Algorithm Based on Action Units | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/655d2e9838a252ceca0e92d66fbf032ed36a15a0/3-Figure1-1.png)
PDF] Facial Emotional Expression Assessment in Parkinson's Disease by Automated Algorithm Based on Action Units | Semantic Scholar
![Parkinson's disease: Facial masking is known to affect the hands, mouth, tongue and face | Express.co.uk Parkinson's disease: Facial masking is known to affect the hands, mouth, tongue and face | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/11/750x445/1453493.jpg)