title: Science and graduated licensing.
authors.affiliation: Bethesda MD, USA.
authors.forename: Allan F
authors.initials: AF
authors.lastname: Williams
mesh_terms: D000293:Adolescent; D000294:Adolescent Behavior; D001334:Automobile Driving / Q000193:education* / Q000331:legislation & jurisprudence*; D006801:Humans; D008004:Licensure / Q000331:legislation & jurisprudence*; D011640:Public Policy; D012309:Risk-Taking; D012449:Safety / Q000331:legislation & jurisprudence; D014481:United States