title: On Immigration: Welcome to America!
authors.affiliation: Professor of Medicine, University of Arizona College of Medicine, Tucson. Electronic address: jalpert@email.arizona.edu.
authors.forename: Joseph S
authors.initials: JS
authors.lastname: Alpert
mesh_terms: D004641:Emigration and Immigration / Q000331:legislation & jurisprudence*; D006801:Humans; D011057:Politics; D014481:United States