Pioneer in the HMO concept.
D003191:Comprehensive Health Care; D003258:Consumer Behavior; D003365:Costs and Cost Analysis; D003695:Delivery of Health Care; D005191:Family Characteristics; D005249:Fees and Charges; D005380:Financing, Government; D006123:Group Practice; D006279:Health Maintenance Organizations; D006760:Hospitalization; D006761:Hospitals; D007348:Insurance, Health; D007350:Insurance, Hospitalization; D007357:Insurance, Physician Services; D007883:Legislation, Medical; D009934:Organization and Administration; D011203:Poverty; D014922:Wisconsin