title: U.S. immigration. Groups urge easing of restrictions on visa policies affecting scientists.
authors.forename: Yudhijit
authors.initials: Y
authors.lastname: Bhattacharjee
mesh_terms: D004641:Emigration and Immigration; D005551:Foreign Professional Personnel; D012108:Research Personnel; D012637:Security Measures; D012958:Societies, Scientific; D013334:Students; D014195:Travel; D014481:United States