They are also testing paper made of fruits, vegetables and dung from other animals.

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Paul Wicks, a co-author of the paper, said social network-run studies may be most useful for testing efficacy of so-called off-label or off-patent compounds that patients are using but are unlikely to ever attract pharmaceutical company interest.

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It took a few years of testing for Sokol to start believing in his computer model, which was the subject of an academic paper in 2004.

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It was in such a community near me, just over the border in New Hampshire, that our local paper reported the other day that residents with dogs would have to submit to DNA testing of their animals as a condition of renting.

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Those 10 undergo rigorous performance testing at the Trumbull, Conn. headquarters by white-coated lab technicians who run millions of pieces of paper through the equipment, spill coffee into copiers and jam paper clips into fax machines.

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