Abstract

Scott E. Hemby, James E. Smith and Steven I. Dworkin: The Effects of Eticlopride and Naltrexone on Responding Maintained by Food, Cocaine, Heroin and Cocaine/Heroin Combinations in Rats, JPET Vol. 277(3): 1247-1258, 1996.

The authors regret that the first footnote to the article was incorrect. The footnote should read as follows:

¹ This research was supported in part by USPHS research grants DA-01999 (JES), DA-00114 (JES), DA-03628 (JES) and DA-06634 (JES, SID). All research was conducted according to the Guide for the Care and Use of Laboratory Animals as adopted and promulgated by the National Institutes of Health.