"Parkinson's disease." . . "Presents answers to common questions about Parkinson's disease, drawing on the content of the \"Ask the Doctor\" website column by the National Parkinson Foundation to address concerns related to heredity, treatments, and the future of stem-cell research." . . "Parkinson's disease" . . . . . . . . "Ask the doctor about Parkinson's disease" . "Miscellanea" . . . . "Parkinson Disease." . .