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Figure 2 | Veterinary Research

Figure 2

From: A review of virulent Newcastle disease viruses in the United States and the role of wild birds in viral persistence and spread

Figure 2

Country of origin and types of psittacine specimens confiscated by CBP and FWS, respectively. A A pie chart depicting the continent of origin for the products and specimens confiscated by U.S. Customs and Border Protection between 2012 and 2016 (n = 74 837). B A pie chart depicting the type of psittacine specimens confiscated by the U.S. Fish and Wildlife Services between 2007 and 2016 (n = 4046).

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Veterinary Research

ISSN: 1297-9716