title: Re: "Using head-on collisions to compare risk of driver death by frontal air bag generation: a matched-pair cohort study".
authors.forename: Carin M
authors.initials: CM
authors.lastname: Olson
authors.forename: Peter
authors.initials: P
authors.lastname: Cummings
authors.forename: Frederick P
authors.initials: FP
authors.lastname: Rivara
mesh_terms: D000063:Accidents, Traffic / Q000401:mortality*; D000328:Adult; D017278:Air Bags / Q000009:adverse effects* / Q000592:standards; D001334:Automobile Driving / Q000331:legislation & jurisprudence* / Q000706:statistics & numerical data; D001336:Automobiles / Q000331:legislation & jurisprudence*; D004869:Equipment Safety; D033161:Government Regulation; D006801:Humans; D008348:Manikins; D011446:Prospective Studies; D040442:Public Health Informatics; D018570:Risk Assessment / Q000379:methods* / Q000706:statistics & numerical data; D012307:Risk Factors; D012622:Seat Belts / Q000009:adverse effects / Q000592:standards; D014481:United States / Q000453:epidemiology