Experiences with nicotine chewing-gum in resistant smokers.
D000328:Adult; D002638:Chewing Gum; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009538:Nicotine / Q000008:administration & dosage* / Q000627:therapeutic use; D012907:Smoking
D002638:Chewing Gum; D009538:Nicotine