Geographic variation in access to care--the relationship with quality.
Institute for Healthcare Improvement, Cambridge, MA, USA.
David C
DC
Radley
Cathy
C
Schoen
D005843:Geography; D006297:Health Services Accessibility / Q000706:statistics & numerical data*; D006801:Humans; D007348:Insurance, Health / Q000706:statistics & numerical data; D006278:Medicare; D011787:Quality of Health Care; D014481:United States