Weight Change and Body Composition in Patients With Parkinson's DiseaseP Beyer, William C. Koller, Karen Busenbark et al.|Journal of the American Dietetic Association|1995Cited by 172
Interactive video conferencing: A means of providing interim care to parkinson's disease patientsJean Hubble, William C. Koller, CALVINA M. THOMAS et al.|Movement Disorders|1993Cited by 130
Motor Complications of Chronic Levodopa Therapy in Parkinsonʼs DiseaseEdison Miyawaki, William C. Koller, Kelly Lyons et al.|Clinical Neuropharmacology|1997Cited by 82
Clinical experience with controlled‐release carbidopa/levodopa in Parkinson's diseaseRajesh Pahwa, William C. Koller, Jean Hubble et al.|Neurology|1993Cited by 61