M. Bangerter, J. Kotzerke, M. Griesshammer, K. Elsner, S. Norbert Reske, and L. Bergmann, “Positron Emission Tomography with 18-Fluorodeoxyglucose in the Staging and Follow-up of Lymphoma in the Chest”, AO, vol. 38, no. 6, pp. 799–804, Jan. 1999.