title: 'Center of excellence' can improve the quality of substance abuse services.
authors.forename: Peter
authors.initials: P
authors.lastname: Provet
mesh_terms: D019985:Benchmarking; D006801:Humans; D009519:New York City; D011785:Quality Assurance, Health Care / Q000458:organization & administration*; D016320:Substance Abuse Treatment Centers / Q000458:organization & administration / Q000592:standards*; D019966:Substance-Related Disorders / Q000628:therapy*