1. Air travel and communicable diseases: status of research efforts and action still needed to develop federal preparedness plan : testimony before the Subcommittee on Space and Aeronautics, Committee on Science, Space, and Technology, House of Representatives Publication: Washington, DC : United States Government Accountability Office, June 23, 2020 Subject(s): Air TravelCommunicable Diseases -- transmissionDisaster Planning -- legislation & jurisprudenceGovernment RegulationPandemics -- legislation & jurisprudenceTravel-Related IllnessCOVID-19 -- transmissionUnited States