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V-chip for blood tests
By Monica on Tue Jan 1 2013
Vchip for blood tests
Body  |  Health
A scientist team led by Dr. Lidong Qin have invented a credit card-sized gadget, called the V-chip, which can instantly check a single drop of blood for up to 50 different substances. The chip looks like a bar chart and can indicate the relative amounts of the various targeted substances. It costs only about US$10.
Via gizmag