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1 Penn State University College of Medicine, Tobacco Center of Regulatory Science, Department of Public Health Sciences, 500 University Drive, Hershey, PA, USA. Electronic address: ehammett@psu.edu.
2 Penn State University College of Medicine, Tobacco Center of Regulatory Science, Department of Public Health Sciences, 500 University Drive, Hershey, PA, USA. Electronic address: svheldheer@psu.edu.
3 Penn State University College of Medicine, Tobacco Center of Regulatory Science, Department of Public Health Sciences, 500 University Drive, Hershey, PA, USA. Electronic address: jyingst@phs.psu.edu.
4 Penn State University College of Medicine, Tobacco Center of Regulatory Science, Department of Public Health Sciences, 500 University Drive, Hershey, PA, USA. Electronic address: shrabovsky@psu.edu.
5 Penn State University College of Medicine, Tobacco Center of Regulatory Science, Department of Public Health Sciences, 500 University Drive, Hershey, PA, USA. Electronic address: jfoulds@psu.edu.
1 Penn State University College of Medicine, Tobacco Center of Regulatory Science, Department of Public Health Sciences, 500 University Drive, Hershey, PA, USA. Electronic address: ehammett@psu.edu.
2 Penn State University College of Medicine, Tobacco Center of Regulatory Science, Department of Public Health Sciences, 500 University Drive, Hershey, PA, USA. Electronic address: svheldheer@psu.edu.
3 Penn State University College of Medicine, Tobacco Center of Regulatory Science, Department of Public Health Sciences, 500 University Drive, Hershey, PA, USA. Electronic address: jyingst@phs.psu.edu.
4 Penn State University College of Medicine, Tobacco Center of Regulatory Science, Department of Public Health Sciences, 500 University Drive, Hershey, PA, USA. Electronic address: shrabovsky@psu.edu.
5 Penn State University College of Medicine, Tobacco Center of Regulatory Science, Department of Public Health Sciences, 500 University Drive, Hershey, PA, USA. Electronic address: jfoulds@psu.edu.
Declaration of Interest All other authors declare that they have no conflicts of interest.
References
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