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Fig. 1 | Injury Epidemiology

Fig. 1

From: Teen driver system modeling: a tool for policy analysis

Fig. 1

Causal loop diagram. The single arrows (in blue) represent causal relationships. A causal relationship linking together two variables is represented by an arrow pointing from the independent to the dependent variable. A sign (+) means the independent variable causes the dependent variable to increase. A sign (−) means the independent variable causes the dependent variable to decrease

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