title: Using existing data to track insurance and access to health care in California.
mesh_terms: D002140:California; D005069:Evaluation Studies as Topic; D019538:Health Care Surveys / Q000379:methods; D006297:Health Services Accessibility / Q000706:statistics & numerical data; D006801:Humans; D019458:Insurance Coverage / Q000706:statistics & numerical data; D017057:Medically Uninsured / Q000706:statistics & numerical data; D012107:Research Design