The role of theory-driven graphic warning labels in motivation to quit: a qualitative study on perceptions from low-income, urban smokers
1 Department of Health, Behavior and Society, Johns Hopkins University Bloomberg School of Public Health, Baltimore, MD, USA
2 Tobacco Center of Regulatory Science, Department of Behavioral and Community Health, University of Maryland School of Public Health, College Park 20742-2611, MD, USA
3 Department of Health, Behavior and Society, Institute for Global Tobacco Control, Johns Hopkins University Bloomberg School of Public Health, Baltimore, MD, USA
4 Department of International Health, Johns Hopkins University Bloomberg School of Public Health, Baltimore, MD, USA
5 Department of Mental Health, Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland, USA
6 Department of Health, Behavior and Society, Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland, USA