A hybrid land use regression/line-source dispersion model for predicting intra-urban NO 2 /Drew R. Michanowicz a, ⇑ , Jessie L.C. Shmool a , Leah Cambal a , Brett J. Tunno a , Sara Gillooly a , Megan J. Olson Hunt b , Sheila Tripathy a , Kyra Naumoff Shields c , Jane E. Clougherty a - Michanowicz,Drew R.