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Volume 10, Number 7—July 2004


Q Fever Outbreak in Industrial Setting

Hugo C. van Woerden*Comments to Author , Brendan W. Mason*, Lika K. Nehaul†, Robert Smith*, Roland L. Salmon*, Brendan Healy‡, Manoj Valappil§, Diana Westmoreland§, Sarah de Martin†, Meirion R. Evans*, Graham Lloyd¶, Marysia Hamilton-Kirkwood‡, and Nina S. Williams*
Author affiliations: *National Public Health Service for Wales, Cardiff, United Kingdom; †Department of Public Health, Gwent, United Kingdom; ‡Department of Public Health, Cardiff, United Kingdom; §University Hospital of Wales, Cardiff, United Kingdom; and; ¶Special Pathogens Reference Unit, Wiltshire, United Kingdom

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Table 6

Survival of Coxiella burnetiia

Environment Temperature (°C) Survival
7–9 mo
Approx. 12 mo
4 mo
Fresh meat
Cold storage
>1 mo
Salt meat
Not recorded
5 mo
Skimmed milk
Not recorded
40 mo
Tap water
Not recorded
30 mo
Tick feces
Conclusive evidence: 586 d
Some evidence: 6 and 8 y
Not recorded
2 y
Not recorded –65 8 y

aReferences 5 and 6.

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