Combined measurement of tumor perfusion and glucose metabolism for improved tumor characterization in advanced cervical carcinoma. A PET/CT pilot study using [15O]water and [18F]fluorodeoxyglucose. - Apostolova, I; Hofheinz, F; Buchert, R; Steffen, I G; Michel, R; Rosner, C; Prasad, V; Köhler, C; Derlin, T; Brenner, W; Marnitz, S (Strahlentherapie und Onkologie, 2014)