This result's also in keeping with the conclusions of Ko et al. (2002) who used need curve Evaluation and concluded equivalent toughness as reinforcers. The leading difference between the drugs, i.e., the fairly shorter length of motion of remifentanil, did not appear to affect the final results of either examine. https://monkeydrug69247.blogolenta.com/28040534/monkey-dust-drug-an-overview