Trends in use of prescription stimulants in the United States and Territories, 2006 to 2016 Piper, Brian J. ; Ogden, Christy L. ; Simoyan, Olapeju M. ; Chung, Daniel Y. ; Caggiano, James F. ; Nichols, Stephanie D. ; McCall, Kenneth L. Abstract Publication: PLoS ONE Pub Date: November 2018 DOI: 10.1371/journal.pone.0206100 Bibcode: 2018PLoSO..1306100P