Regional differences in emergency medical services use for patients with acute stroke (findings from the National Hospital Ambulatory Medical Care Survey Emergency Department Data File).
Govindarajan P, Gonzales R, Maselli JH, Johnston SC, Fahimi J, Poisson S, Stein JC. Regional differences in emergency medical services use for patients with acute stroke (findings from the National Hospital Ambulatory Medical Care Survey Emergency Department Data File). J Stroke Cerebrovasc Dis. 2013 Nov; 22(8):e257-63.