Helping older smokers quit.
Haviland
Lyndon
L
D000368:Aged; D006292:Health Priorities; D006293:Health Promotion; D006801:Humans; D008875:Middle Aged; D010819:Physician's Role; D012307:Risk Factors; D016540:Smoking Cessation / Q000523:psychology*; D014481:United States / Q000453:epidemiology