Women's smoking trends and awareness of health risk.
D000293:Adolescent; D000328:Adult; D000368:Aged; D001007:Anxiety / Q000523:psychology; D001294:Attitude to Health; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012306:Risk; D012737:Sex Factors; D012907:Smoking; D014481:United States