The need to standardize methodology.
Nickel
W R
WR
Technischer Uberwachungs-Verein Hannover, Braunschweig, Germany.
D000063:Accidents, Traffic / Q000517:prevention & control*; D000437:Alcoholism / Q000534:rehabilitation*; D006801:Humans; D015201:Meta-Analysis as Topic; D012107:Research Design; D016896:Treatment Outcome