Continued changing patterns in coverage and utilization of mental health, alcohol, and substance abuse within HMOs.
D000437:Alcoholism / Q000534:rehabilitation*; D003625:Data Collection; D006279:Health Maintenance Organizations / Q000706:statistics & numerical data*; D006760:Hospitalization; D006801:Humans; D007358:Insurance, Psychiatric / Q000600:supply & distribution*; D008605:Mental Health Services / Q000706:statistics & numerical data*; D019966:Substance-Related Disorders / Q000534:rehabilitation*; D011795:Surveys and Questionnaires; D014481:United States