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Meet the dogs that can sniff out cancer better than some lab tests

Lucy, a cross between a Labrador retriever and an Irish water spaniel, failed miserably at guide dog school. Curious and easily excitable, random scents distrac...
Can dogs smell cancer?
 MILTON KEYNES, United Kingdom (CNN) — Lucy, a cross between a Labrador retriever and an Irish water spaniel, failed miserably at guide dog school. Curious and easily excitable, random scents distracted Lucy from her master’s path, and it wasn’t long before she was unceremoniously kicked out.
Meet the dogs that can sniff out cancer better than some lab tests

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