Relationship between clinical features of Parkinsonis disease and presynaptic dopamine transporter binding assessed with [I-123]IPT and SPECT - Tatsch, K; Schwarz, J; Mozley, PD; Linke, R; Pogarell, O; Oertel, WH; Fieber, RS; Hahn, K; Kung, HF (Eur J Nucl Med, 1997)