Transport Research International Documentation (TRID) https://trid.trb.org/ en-us Copyright © 2024. National Academy of Sciences. All rights reserved. http://blogs.law.harvard.edu/tech/rss tris-trb@nas.edu (Bill McLeod) tris-trb@nas.edu (Bill McLeod) Transport Research International Documentation (TRID) https://trid.trb.org/Images/PageHeader-wTitle.jpg https://trid.trb.org/ STUDY OF SEAT BELT USAGE: 1973 AND 1974 VEHICLES IN THE STATE OF UTAH https://trid.trb.org/View/23844 Sat, 10 Jun 1989 00:00:00 GMT https://trid.trb.org/View/23844 LAP-BELTS AND THREE POINT BELTS - A COMBINATION OF EFFECTIVENESS https://trid.trb.org/View/37781 Tue, 30 Sep 1975 00:00:00 GMT https://trid.trb.org/View/37781