Are you suggesting a causal link between Parkinson's Disease and golf course locations? Or is "Parkinson's" a golf term??

Some pesticides may be linked to Parkinson’s Disease cases

https://www.apdaparkinson.org/article/the-relationship-betwe...

That is what OP was trying to say I assume

Causal link: https://www.apdaparkinson.org/article/golf-course-concerns-n...