generation of the magnetic field of the brain;
image origin, VSM MedTech Ltd., makers of CTF MEG system
The original uploader was <a href="https://en.wikipedia.org/wiki/User:Tom_Holroyd" class="extiw" title="wikipedia:User:Tom Holroyd">Tom Holroyd</a> at <a href="https://en.wikipedia.org/wiki/" class="extiw" title="wikipedia:">English Wikipedia</a>.
15 January 2006 (original upload date)
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