TY - JOUR T1 - Diffusion of impaired driving laws among US states AU - Macinko, James AU - Silver, Diana PY - 2015 DO - 10.2105/AJPH.2015.302670 SP - 1893 EP - 1900 JO - American Journal of Public Health VL - 105 IS - 9 SN - 0090-0036 ER -