Heckman, B. W., Cummings, K. M., Hirsch, A. A., Quisenberry, A. J., Borland, R., O’Connor, R. J., . . . Bickel, W. K. (2017). A Novel Method for Evaluating the Acceptability of Substitutes for Cigarettes: The Experimental Tobacco Marketplace. Tob Regul Sci.

Heckman, Bryan W., K. Michael Cummings, Alexander A. Hirsch, Amanda J. Quisenberry, Ron Borland, Richard J. O’Connor, Geoffrey T. Fong, a Warren K. Bickel. "A Novel Method for Evaluating the Acceptability of Substitutes for Cigarettes: The Experimental Tobacco Marketplace." Tob Regul Sci 2017.

Heckman, Bryan W., et al. "A Novel Method for Evaluating the Acceptability of Substitutes for Cigarettes: The Experimental Tobacco Marketplace." Tob Regul Sci 2017.