title: Difficulties for foreign scientists in coming to the United States.
authors.forename: Christopher F
authors.initials: CF
authors.lastname: D'Elia
authors.forename: Gaylen
authors.initials: G
authors.lastname: Bradley
authors.forename: Roland
authors.initials: R
authors.lastname: Schmitt
mesh_terms: D005551:Foreign Professional Personnel; D006801:Humans; D007391:International Cooperation; D012586:Science; D012637:Security Measures; D013334:Students; D014195:Travel; D014481:United States