[1] JOHNS HOPKINS UNIV,SCH MED,DEPT NEUROSCI,725 N WOLFE ST,BALTIMORE,MD 21205
[2] JOHNS HOPKINS UNIV,SCH MED,DEPT PHARMACOL,BALTIMORE,MD 21205
[3] JOHNS HOPKINS UNIV,SCH MED,DEPT PHARMACOL & MOLEC SCI,BALTIMORE,MD 21205
[4] JOHNS HOPKINS UNIV,SCH MED,DEPT PSYCHIAT,BALTIMORE,MD 21205
[5] JOHNS HOPKINS UNIV,SCH MED,DEPT BEHAV SCI,BALTIMORE,MD 21205
[6] UNIV CHICAGO,DEPT PHARMACOL & PHYSIOL SCI,CHICAGO,IL 60637
[7] UNIV UTAH,DEPT BIOL,SALT LAKE CITY,UT 84112