TY - GEN AU - Hendrickson, Robert G AU - Craw, Alexander R C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1974-01-01 05:01:00 DO - https://doi.org/10.6028/NBS.IR.74-561 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1974 TI - Analysis of methodology for measuring national highway traffic safety: ER -