"Seat Belts/ Lap Belts." . . . . "Age." . . "Injury Severity." . . . . . "Seat belt usage and benefits in North Carolina accidents" . "Seat belt usage and benefits in North Carolina accidents"@en . . . . . . . . . . . . . . . . . . . . . . . . "Safety Belt Usage." . . "Sex." . . "Crash Speed." . . "Collisions." . . "Data Analysis." . . "Accident Records." . . "Shoulder Harnesses." . . "Injury Protection/ Delethalization." . .