Mobile App Promises to Detect Child's Ear Infections Without Doctor Visit

A team at the University of Washington has invented a smartphone app that, when used with a paper funnel, is able to detect ear infections in children, helping parents decide whether a trip to the doctor is warranted. The app, which was described in the journal Science Transnational Medicine on Wednesday, plays a sound akin to a bird chirp into a child's ear canal via a simple funnel the parents put together. It plays for 1.2 seconds and then uses the phone's mic to listen in:...

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