Comprehensive program increases supervisors' knowledge of drug abuse.
D000437:Alcoholism / Q000517:prevention & control; D003191:Comprehensive Health Care / Q000458:organization & administration*; D006266:Health Education / Q000458:organization & administration; D006291:Health Policy; D006801:Humans; D007318:Inservice Training / Q000458:organization & administration; D009784:Occupational Diseases / Q000517:prevention & control*; D009786:Occupational Health Services / Q000458:organization & administration*; D012017:Referral and Consultation; D012449:Safety; D019966:Substance-Related Disorders / Q000517:prevention & control*