Smoking control among health-care workers--World No-Tobacco Day, 1993.
D000846:Anniversaries and Special Events; D014943:Global Health; D058016:Health Facility Administration; D006282:Health Personnel; D006293:Health Promotion / Q000379:methods*; D006801:Humans; D016540:Smoking Cessation; D014028:Tobacco Smoke Pollution / Q000517:prevention & control
D014028:Tobacco Smoke Pollution