Scientists at Imperial College London have developed a type of HIV test that can fit on a USB stick that uses a drop of blood to detect HIV, and then creates an electrical signal that can be read by a computer, laptop or handheld device.

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Scientists at Imperial College London have developed a type of HIV test that can fit on a USB stick that uses a drop of blood to detect HIV, and then creates an electrical signal that can be read by a computer, laptop or handheld device.