Raija Soikkeli

Slowing of EEG in Parkinson's disease

Raija Soikkeli, Juhani Partanen, Hilkka Soininen et al. · Electroencephalography and Clinical Neurophysiology · 1991 · 284 citations

Neurophysiology, Parkinson Disease, Eeg Signal Processing +7

Neurotransmitter markers in the cerebrospinal fluid of normal subjects effects of aging and other confounding factors

Päivi Hartikainen, Hilkka Soininen, K. Reinikainen et al. · Journal of Neural Transmission · 1991 · 50 citations

Neurotransmitter Markers, Aging, Neurophysiology +12

Neurochemical markers in the cerebrospinal fluid of patients with Alzheimer's disease, Parkinson's disease and amyotrophic lateral sclerosis and normal controls

Päivi Hartikainen, K. Reinikainen, Hilkka Soininen et al. · Journal of Neural Transmission - Parkinsons Disease and Dementia Section · 1992 · 46 citations

Amyotrophic Lateral Sclerosis, Alzheimer's Disease, Cerebrospinal Fluid +9

Slow-wave activity in the spectral analysis of the electroencephalogram is associated with cortical dysfunctions in patients with Alzheimer's disease.

Eeva‐Liisa Helkala, Veikko Laulumaa, Raija Soikkeli et al. · Behavioral Neuroscience · 1991 · 42 citations

Neuropsychology, Brain Function, Neurolinguistics +20

Slow-wave activity in the spectral analysis of the electroencephalogram is associated with cortical dysfunctions in patients with Alzheimer's disease.

Eeva‐Liisa Helkala, Veikko Laulumaa, Raija Soikkeli et al. · Behavioral Neuroscience · 1991 · 38 citations

Neuroimaging Biomarkers, Neuropsychology, Cortical Dysfunctions +14