Comtan (Entacapone) The Treatment of Parkinson's Disease, Questions & Answers
APDA Ed Suppl #15, Watts,R.L., 2001
Stalevo for Parkinson's Disease
The Medical Letter 46:39, , 2004
Catechol-O-Methyltransferase Inhibitors for Treatment of Parkinson's Disease
Lancet 351:1221-1222, Nutt,J.G., 1998