Correction for vol. 289, p. 8
In the article by Tallarida et al. [Tallarida RJ, Stone DJ Jr, McCary JD and Raffa RB (1999) Response surface analysis of
synergism between morphine and clonidine. J Pharmacol Exp Ther
289:8–13] there was an inadvertent error in Eq. 2. The equation should read:
Equation 2
- The American Society for Pharmacology and Experimental Therapeutics



