1[1]Kurth MC, Adler CH, Saint Hilaire M-H, et al. Tolcapone improves motor function and reduces levodopa requirement in patients with Parkinson' s disease experiencing motor fluctuations: a multicenter, double-blind, randomized, placebocontrolled trial. Neurology, 1997,48: 81-87
2[2]Rajput AH, Martin W, Saint Hilaire, et al. Tolcapone improves motor function in Parkinsonian patients with the " wearing-off”phenomenon: a double-blind, placebo-controlled, multicenter trial. Neurology, 1997, 49 :1066-1071
3[3]Ruottinen HM, Rinne UK.A double-blind pharmacokinetic and clinical dose-response study of entacapone as an adjuvant to levodopa therapy in advanced Parkinson' s disease. Clin Neuropharmacol, 1996,9:283-296
4[4]Waters CH, Kurth M, Bailey P, et al.Tolcapone Stable Study Group. Tolcapone in stable Parkinson' s disease: efficacy and safety of long-term treatment. Neurology, 1997,49: 665-671