related_tweet: @myharmreduction @hillpharmd @claireific @austinhrc @ondcp @jeromeadamsmd @operationnlx please read my advisory, w/science and expert input from @nidanews @us_fda and @cdcgov. focused on more potent marijuana, new forms/ delivery systems, and both documented and emerging/ potential harms to youth.   ed admissions, psychosis, etc not to be dismissed as rm2.0.