%0 Journal Article %T Twitter-Based Detection of Illegal Online Sale of Prescription Opioid %A Mackey, Tim K. %A Kalyanam, Janani %A Katsuki, Takeo %A Lanckriet, Gert %A , %J American Journal of Public Health %@ 0090-0036 %D 2017-12-01 %I American Public Health Association %~ DeepDyve