- Feel Like You’re Being Watched? The Sensation May Predict Cognitive Decline in Parkinson’s ScienceAlert
- Is someone behind you? That feeling could be a warning sign for Parkinson’s disease Study Finds
- Early hallucinations may indicate faster cognitive decline in patients with Parkinson’s disease News-Medical.Net
- Parkinson’s symptoms and treatment as hallucinating someone is behind you ‘could be early sign’ Yahoo Lifestyle UK
- Presence hallucinations: An early predictor of cognitive decline in Parkinson’s disease Medical Xpress