Ultrasensitive detector pinpoints big problem in tiny foetal heart

At the University of Wisconsin-Madison, one of the most powerful magnetic detectors in the world is helping screen high-risk pregnant patients for rare but very serious foetal heart rhythm problems. Thanks to a collaboration with The Medical College of Wisconsin, Milwaukee; Children's Hospital of Wisconsin, Milwaukee; and Hope Children's Hospital, Chicago, the ultrasensitive detector measures magnetic signals coming from the tiny beating hearts of foetuses...

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