Evaluation of intratumoural heterogeneity on F-FDG PET/CT for characterization of peripheral nerve sheath tumours in neurofibromatosis type 1. - Salamon, Johannes; Derlin, Thorsten; Bannas, Peter; Busch, Jasmin; Herrmann, Jochen; Bockhorn, Maximilian; Hagel, Christian; Friedrich, Reinhard; Adam, Gerhard; Mautner, Victor (European Journal of Nuclear Medicine & Molecular Imaging, 2013)