A patient undergoes an EEG in a neurologist surgery in Iserlohn, Germany, 30 August 2005. The electroencephalography (EEG) examines the elctric activity of the brain by electrodes. Brainwaves, tiny natural electric potential variations, get measured, enhanced and displayed on paper or a computer. The EEG has remained indispensable in the diagnostic of epilepsy. But for other cerebr

• Contributor: dpa picture alliance archive / Alamy Stock Photo
• Image ID: D3NXP0
• File size: 34.7 MB (1.5 MB Compressed download)
• Releases: Model - no | Property - no
• Dimensions: 4256 x 2848 px | 36 x 24.1 cm | 14.2 x 9.5 inches | 300dpi
• Date taken: 30 August 2005
• Photographer: dpa

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