Aripiprazole, a novel antipsychotic, is a high-affinity partial agonist at human dopamine D2 receptors. - Burris,KD.; Molski,TF.; Xu,C.; Ryan,E.; Tottori,K.; Kikuchi,T.; Yocca,FD.; Molinoff,PB. (J Pharmacol Exp Ther, 2002)