Clinical significance of PET in neuromedicine: A position paper on the results of an interdisciplinary consensus conference - Kuwert, T; Bartenstein, P; Grünwald, F; Herholz, K; Larisch, R; Sabri, O; Biersack, H-J; Moser, E; Müller-Gärtner, H-W; Schober, O; Schwaiger, M; Büll, U; Heiss, W-D (Nervenarzt, 1998)