title: Environmental tobacco smoke exposure among non-smoking waiters: measurement of expired carbon monoxide levels.
authors.forename: V L
authors.initials: VL
authors.lastname: Silva
mesh_terms: D002248:Carbon Monoxide / Q000032:analysis*; D006801:Humans; D016273:Occupational Exposure / Q000009:adverse effects*; D009790:Occupations; D012147:Restaurants; D014028:Tobacco Smoke Pollution / Q000009:adverse effects / Q000032:analysis*; D017132:Workplace
chemical_list: D014028:Tobacco Smoke Pollution; D002248:Carbon Monoxide