The relationship between health status and utilization of outpatient health care services.
D000553:Ambulatory Care / Q000706:statistics & numerical data*; D002140:California; D006262:Health; D006306:Health Surveys; D007348:Insurance, Health; D010044:Outpatient Clinics, Hospital / Q000706:statistics & numerical data*; D012017:Referral and Consultation; D013223:Statistics as Topic; D011795:Surveys and Questionnaires