parkinson disease degenerative changes the brain are black substance vector illustration background |
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| navigate by keyword : alzheimers anatomy body brain care caudate cerebral clipart cross death degenerative dementia disease dopamine drawing elderly health human hypothalamus illustration median medical midbrain motor nerve neurologist neurology neuron nigra nigro old organ paralysis parkinson patient putamen reasons science section senior shaking striatal striatum symbol symptoms synapse system tissue tremor |
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| Parkinson`s disease. Degenerative changes in the brain are a black substance. Vector illustration on black background |
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