- Genetic polymorphisms of microsomal and soluble epoxide hydrolase and the risk of Parkinson's disease. Farin, F.M., Janssen, P., Quigley, S., Abbott, D., Hassett, C., Smith-Weller, T., Franklin, G.M., Swanson, P.D., Longstreth, W.T., Omiecinski, C.J., Checkoway, H. Pharmacogenetics (2001)