Cue a mystery as Q fever strikes 28 - The Guardian 21st September 2007

A rare but highly infectious outbreak of Q fever is being investigated after health officials confirmed that 28 people in Gloucestershire had contracted the bug, which is spread by livestock. The victims, aged between 40 and 70, are all from the Cheltenham area and have responded well to hospital treatment. Q - standing for query - fever, so-called because for many years its cause was unknown, can cause severe pneumonia in people but usually appears as a strong but treatable, flu.

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