Gender gap narrows in smoking prevalence, deaths.
D002487:Centers for Disease Control and Prevention, U.S.; D016021:Epidemiologic Studies; D005260:Female; D006801:Humans; D008297:Male; D015995:Prevalence; D012307:Risk Factors; D012907:Smoking / Q000009:adverse effects / Q000453:epidemiology* / Q000401:mortality; D019460:Tobacco Industry; D014481:United States / Q000453:epidemiology; D016387:Women's Health