نتائج البحث

...648-450A0A6F61CD.xml| editor-first=| editor-last=| coeditors=| publisher=| place=| pages=| date=| id= | contribution-url=| format=| accessdate=2009-01-28}}< ..., Bm; Ettenberg, A |title=The effects of alprazolam on [[conditioned place preference]]s produced by intravenous heroin. |volume=75 |issue=1 |pages=75–80 |jour