Gourdet C, Giombi KC, Kosa K, Wiley J, Cates S. How four U.S. states are regulating recreational marijuana edibles. Int J Drug Policy. 2017 May;43:83-90. doi: 10.1016/j.drugpo.2017.01.018.
Kosa KM, Giombi KC, Rains CB, Cates SC. Consumer use and understanding of labelling information on edible marijuana products sold for recreational use in the states of Colorado and Washington. Int J Drug Policy. 2017 May;43:57-66. doi: 10.1016/j.drugpo.2017.01.006