Volume 11, Number 2—February 2005
Research
Sporadic Cryptosporidiosis Decline after Membrane Filtration of Public Water Supplies, England, 1996–2002
Figure 2
![Average number of cases by month of onset before membrane filtration, March 1, 1996–February 29, 2000, Allerdale and Copeland local government districts.](/eid/images/04-0274-F2.gif)
Figure 2. . Average number of cases by month of onset before membrane filtration, March 1, 1996–February 29, 2000, Allerdale and Copeland local government districts.
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