Keywords: PET - NIDA.gif NIDA's Regional Neuroimaging Center at Brookhaven National Laboratory prepares for a brain imaging session using positron emission tomography to examine how and where cocaine acts in the brain http //www drugabuse gov/Nida_Notes/NNVol14N1/25Ann html 1999-04 NIDA NIH PD-USGov Positron emission tomography |