Allen RM, Granger AL, Dykstra LA. Dextromethorphan potentiates the antinociceptive effects of morphine and the delta-opioid agonist SNC80 in squirrel monkeys. J Pharmacol Exp Ther. 2002 Feb 1;300(2):435-41.
Arab L, Anthony MS, McKenzie DC, Hartline HL, Prentice E. Web-based multimedia dietary assessment tool for nutritional research. FASEB J. 2002;16 (5 Pt 1):A383.