Mobile Health Apps, Part 3: On the Cutting Edge

The future of mobile healthcare apps is already here, and it readily conjures images of "Star Trek" and Dr. "Bones" McCoy's medical tricorder. Take for example, a new app system developed by researchers at Massachusetts General Hospital that detects cancer. The palm-size nuclear magnetic resonance device, which mimics the gigantic MRI machine, sits on a patient's bedside table.

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