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. 2011 Mar 3;7(3):e1001308. doi: 10.1371/journal.ppat.1001308

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This is an open-access article distributed under the terms of the Creative Commons Public Domain declaration which stipulates that, once placed in the public domain, this work may be freely reproduced, distributed, transmitted, modified, built upon, or otherwise used by anyone for any lawful purpose.

This is an open-access article distributed under the terms of the Creative Commons Public Domain declaration, which stipulates that, once placed in the public domain, this work may be freely reproduced, distributed, transmitted, modified, built upon, or otherwise used by anyone for any lawful purpose.

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Predictions are displayed according to the bootstrapped logistic regression model (left) and boosted regression trees (right), based on reported HPAI H5N1 clinical disease outbreak data (top), or HPAIV H5N1 risk-based surveillance data (bottom).