Department of Cancer Research and Molecular Medicine and Department of Computer and Information Science, Norwegian University of Science and Technology, N-7489 Trondheim, Norway.|Department of Cancer Research and Molecular Medicine and Department of Computer and Information Science, Norwegian University of Science and Technology, N-7489 Trondheim, NorwayDepartment of Cancer Research and Molecular Medicine and Department of Computer and Information Science, Norwegian University of Science and Technology, N-7489 Trondheim, Norway.