Nonmotor Fluctuations in Patients with Parkinson's Disease
Neurol 47:1180-1183, Hillen,M.E.&Sage,J.I., 1996
Respiratory Dyskinesias:Extrapyramidal Dysfunction & Dyspnea
Ann Int Med 88:327, Weiner,W.J.,et al, 1978
Drug-Induced Movement Disorders
Postgrad Med 180, 1971, Sept., North,R., 1971