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National aggregate estimates of infection mask important local variations: e.g. most S. haematobium infections in the Niger occur in the Niger River valley.

全国的感染总量估值掩盖了重要的地方变量，例如，尼日尔大多数的埃及血吸虫感染发生在尼日尔河流域。

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Local tests have ruled out infection in three of these cases, including one which was fatal.

当地的化验排除了其中3人的感染可能，包括一名死者。

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Others have noted that authorities in Jiangsu didn't publicize the cases there until after a hospital record purporting to document a local H7N9 infection was posted on Sina Weibo.

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Information about any unusual infection in a drug user should be given to the local public health consultant who should inform the Scottish Centre for Infection and Environmental Health.

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And there have been some local problems administering Avastin, which led to bacterial infection and blindness.

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