title: Much remains to be done.
authors.affiliation: Indian Health Service, Portland, Oregon 97204.
authors.forename: D
authors.initials: D
authors.lastname: Gregory
mesh_terms: D000437:Alcoholism / Q000517:prevention & control / Q000523:psychology / Q000534:rehabilitation*; D006266:Health Education / Q000331:legislation & jurisprudence; D006291:Health Policy / Q000331:legislation & jurisprudence*; D006801:Humans; D013287:Illicit Drugs; D007198:Indians, North American / Q000331:legislation & jurisprudence / Q000523:psychology*; D011619:Psychotropic Drugs; D012307:Risk Factors; D019966:Substance-Related Disorders / Q000517:prevention & control / Q000523:psychology / Q000534:rehabilitation*; D014481:United States
chemical_list: D013287:Illicit Drugs; D011619:Psychotropic Drugs