- Conjugal Parkinsonism and Parkinson disease: a case series with environmental risk factor analysisAllison W Willis
Department of Neurology, Washington University School of Medicine, Saint Louis, MO 63110, United States
Parkinsonism Relat Disord 16:163-6. 2010..Larger conjugal PD studies may permit stratification of concordant environmental exposures to determine dose responsiveness and relative contributions to PD risk...
- Geographic and ethnic variation in Parkinson disease: a population-based study of US Medicare beneficiariesAllison Wright Willis
Department of Neurology, Washington University School of Medicine, 660 South Euclid Avenue, Campus Box 8111, St Louis, MO 63110, USA
Neuroepidemiology 34:143-51. 2010..Parkinson disease is a common neurodegenerative disease. The racial, sex, age, and geographic distributions of Parkinson disease in the US are unknown...