Fig. 2
Ratings of the rewarding/aversive effects of conventional cigarettes and ENDS, assessed at sessions conducted over the study period. Points represent the means (± s.e.m.)
Fig. 2 | Harm Reduction Journal
Ratings of the rewarding/aversive effects of conventional cigarettes and ENDS, assessed at sessions conducted over the study period. Points represent the means (± s.e.m.)
Harm Reduction Journal