The measurement of utilization in health care programs.
D000367:Age Factors; D003153:Community Health Services / Q000706:statistics & numerical data; D003258:Consumer Behavior; D003695:Delivery of Health Care; D006761:Hospitals / Q000706:statistics & numerical data; D007348:Insurance, Health; D007350:Insurance, Hospitalization; D007354:Insurance, Major Medical; D008499:Medical Records; D010548:Personal Health Services / Q000706:statistics & numerical data*; D010820:Physicians / Q000706:statistics & numerical data; D011157:Population Dynamics; D012737:Sex Factors; D014481:United States