OTC nicotine gum.
McKenna
J P
JP
D002638:Chewing Gum; D006801:Humans; D009538:Nicotine; D004366:Nonprescription Drugs; D016540:Smoking Cessation / Q000379:methods*; D014481:United States
D002638:Chewing Gum; D004366:Nonprescription Drugs; D009538:Nicotine