Do you smoke tobacco cigarettes regularly?

Cigarette smokers age 21-50 are needed for research on why quitting is difficult. Study includes a screening visit, three short laboratory visits during an eight-day practice quit attempt, and brain imaging. Participants will be paid up to $644 for study completion.

To learn more, [click here]( or CALL 410-550-1102).

Behavioral Pharmacology Research Unit, Johns Hopkins Bayview Medical Center

Principal investigator: Elise M. Weerts, PhD, Protocol #: IRB00173536