The medical examiner said a contributing factor in Lee's death was "cachexia of unknown origin, " or malnutrition.

CNN: STORY HIGHLIGHTS

Unlike newspapers though, which are of unknown origin, each track in Undersound will have a birth-place, giving added meaning.

ENGADGET: Undersound, a way to trade music on the London Underground

This expulsion was instead the result of an abrupt-onset stomach ailment of unknown origin that left me doubled over in my office for most of Monday morning.

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The diagnosis came back as nerve damage of unknown origin.

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If you have a temperature of 101 F (38.3 C) or higher for more than three weeks and your doctor isn't able to find the cause after extensive evaluation, the diagnosis may be fever of unknown origin.

CNN: Fever

It goes without saying that this image is totally unverifiable and probably fake, especially taking into consideration that the point of origin is the first (and only) post of an unknown contributor to the MacRumors forum.

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