1. Megan E. Roberts, Nathan J. Doogan, and Amanda J. Quisenberry are with the Center of Excellence in Regulatory Tobacco Science, Ohio State University, Columbus. Cassandra A. Stanton is with Westat, Center for Evaluation and Coordination of Training and Research in Tobacco Regulatory Science, Rockville, MD. Andrea C. Villanti, Diann E. Gaalema, Diana R. Keith, Allison N. Kurti, Alexa A. Lopez, Antonio Cepeda-Benito, and Stephen T. Higgins are with the Vermont Center on Tobacco Regulatory Science,...