No Elevated D-2 Dopamine-Receptors in Neuroleptic-Naive Schizophrenic-Patients Revealed by Positron Emission Tomography and [C-11] N-Methylspiperone - Nordstrom,A.L.; Farde,L.; Eriksson,L.; Halldin,C. (Psychiatry Research-Neuroimaging, 1995)