 But I've had relatives who have gone through issues, neurological issues, and I've heard that sometimes Parkinson's is not very easy to nail. You have to take a lot of tests. Early on, if you're just presented with hallucinations, that could be a variety of things, or just the cognitive problems, that could be Alzheimer's versus Parkinsonism, and that becomes a little nebulous. But once you start manifesting the hallmark motor symptoms, slow movement, rigidity, mass faces, hypophonia, I mean, if a med student did not pick Parkinson's on the test...