'Powerful magnetic field aligns' presentation slideshows

"All You Need to Know About MRI Security "

"Nuclear magnetic resonance, or MRI, is a method for producing detailed images of organs and tissues throughout the body without the need to use X-rays or ""ionizing"" radiation. Instead, NMR uses a powerful magnetic field, radio waves, rapidly changing magnetic fields, and a computer to create images that show if any lesion, disease or abnormal condition is present. "

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