Links
[1] https://www.massgeneral.org/news/press-release/Marijuana-for-medical-use-may-result-in-rapid-onset-of-cannabis-use-disorder
[2] http://www.rethinkpot.org/tags/cud
[3] http://www.rethinkpot.org/tags/medicine-0
[4] http://www.rethinkpot.org/tags/study-0