Volume 19, Number 9—September 2013
Research
Protection by Face Masks against Influenza A(H1N1)pdm09 Virus on Trans-Pacific Passenger Aircraft, 2009
Figure 2

Figure 2. . Schematic diagrams of the plane for the flight from New York, New York, to Hong Kong, China (Flight 1), and the plane for the flight from Hong Kong to Fuzhou, China, (Flight 2), May 2009. Case-passenger 1 on the flight from New York to Hong Kong changed his seat in Vancouver, British Columbia, Canada.
1These authors contributed equally to this article.
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