Niaura R, Shadel WG, Britt DM, Abrams DB. Response to social stress, urge to smoke, and smoking cessation. Addict Behav. 2002 Mar 1;27(2):241-50.
Cohen LM, Britt DM, Collins FL, Al'Absi M, McChargue DE. Multimodal assessment of the effect of chewing gum on nicotine withdrawal. Addict Behav. 2001 Mar 1;26(2):289-95.
Cohen LM, Collins FL, Britt DM. The effect of chewing gum on tobacco withdrawal. Addict Behav. 1997 Nov 1;22(6):769-73.