Research ArticleArticle
Relative Potency of levo-α-Acetylmethadol and Methadone in Humans under Acute Dosing Conditions
Thomas Eissenberg, Maxine L. Stitzer, George E. Bigelow, August R. Buchhalter and Sharon L. Walsh
Journal of Pharmacology and Experimental Therapeutics May 1999, 289 (2) 936-945;