New Method for Segmentation of Tumors from [18F] FLT PET Images using Predefined Kinetic Classes - Rosso,L; Gray,KR; Contractor,KB; Kenny,LM; Al-Nahhas,A; Shousha,S; Stebbing,J; Wasan,HS; Coombes,RC; Aboagye,EO; Turkheimer,FE (EUROPEAN JOURNAL OF NUCLEAR MEDICINE AND MOLECULAR IMAGING, 2009)