title: U.S. visa policy. Foreign scholars to get longer clearance.
authors.forename: Yudhijit
authors.initials: Y
authors.lastname: Bhattacharjee
mesh_terms: D005551:Foreign Professional Personnel; D038622:Internationality; D012108:Research Personnel; D012637:Security Measures; D013334:Students; D014195:Travel; D014481:United States