Hartwell, K. J., LeMatty, T., McRae-Clark, A. L., Gray, K. M., George, M. S., & Brady, K. T. (2013). Resisting the Urge to Smoke and Craving during a Smoking Quit Attempt on Varenicline: Results from a Pilot fMRI Study. Am J Drug Alcohol Abuse.

Hartwell, Karen J., Todd LeMatty, Aimee L. McRae-Clark, Kevin M. Gray, Mark S. George, ja Kathleen T. Brady. "Resisting the Urge to Smoke and Craving During a Smoking Quit Attempt On Varenicline: Results From a Pilot FMRI Study." Am J Drug Alcohol Abuse 2013.

Hartwell, Karen J., et al. "Resisting the Urge to Smoke and Craving During a Smoking Quit Attempt On Varenicline: Results From a Pilot FMRI Study." Am J Drug Alcohol Abuse 2013.