RT Journal A1 Ooi P, Lai F, Low C, et al T1 CLinical and molecular evidence for transmission of novel influenza a(h1n1/2009) on a commercial airplane JF Archives of Internal Medicine JO Archives of Internal Medicine YR 2010 FD May 24 VO 170 IS 10 SP 913 OP 915 DO 10.1001/archinternmed.2010.127 UL http://dx.doi.org/10.1001/archinternmed.2010.127 AB Influenza A(H1N1/2009) has spread rapidly throughout the world by international air travel.1 However, in-flight transmission of the virus has not been well documented. We report 6 cases of influenza A(H1N1/2009) associated with a single flight from the United States to Asia via Europe (“Flight A”) linked by molecular epidemiological data.