FOR most of the past three years,the highly pathogenic bird flu known as HSNI has been found mainly in Asia.Suddenly it has arrived in many countries in Europe,triggering widespread alarm.The detection of the virus in wild birds across Europe is certainly a cause for concern,particularly to Europe's poultry farmers,who are rightfully worried that the presence of the virus in wild birds will increase the risk to their flocks.However,in the midst of a European debate about the benefits of vaccinating chickens and whether or not poultry should be brought indoors,there is a danger that far more significant events elsewhere will be overlooked.
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