A matter of life and breath.
Smith
R B
RB
D006801:Humans; D016273:Occupational Exposure / Q000009:adverse effects*; D012907:Smoking / Q000009:adverse effects / Q000331:legislation & jurisprudence* / Q000401:mortality; D014028:Tobacco Smoke Pollution / Q000009:adverse effects / Q000331:legislation & jurisprudence; D014481:United States; D014489:United States Occupational Safety and Health Administration
D014028:Tobacco Smoke Pollution