Verbal Memory Impairment in Polydrug Ecstasy Users: A Clinical Perspective Kuypers, Kim P. C. ; Theunissen, Eef L. ; van Wel, Janelle H. P. ; de Sousa Fernandes Perna, Elizabeth B. ; Linssen, Anke ; Sambeth, Anke ; Schultz, Benjamin G. ; Ramaekers, Johannes G. Abstract Publication: PLoS ONE Pub Date: February 2016 DOI: 10.1371/journal.pone.0149438 Bibcode: 2016PLoSO..1149438K