Microfiche. [Washington, D.C.] : U.S. Government Printing Office, [2016] 1 microfiche : negative.
Terrorists--Travel--Prevention. Visas--Government policy--United States. Admission of nonimmigrants--Government policy--United States. International travel regulations--Security measures--United States. Radicalism--Prevention.--United States Terrorists--Recruiting--Prevention. National security--United States.