Smoking cessation in adults. U.S. Public Health Service.
D000279:Administration, Cutaneous; D000328:Adult; D002638:Chewing Gum; D003376:Counseling / Q000379:methods; D006295:Health Resources; D006801:Humans; D009538:Nicotine / Q000008:administration & dosage; D010819:Physician's Role; D010821:Physicians, Family; D016540:Smoking Cessation / Q000379:methods
D002638:Chewing Gum; D009538:Nicotine