Oncology 17 Cancer 11 Neoplasms 7 Pathology 7 Radiotherapy 7 Medical physics 5 Ontologies (Information retrieval) 5 methods 5 Blood 4 Computational linguistics 4 Radiation Oncology 4 radiotherapy 4 Ecology 3 Hematologic Neoplasms 3 Semantic Web 3 Tumors (Human)--medicine-- Oncology 3 Veterinary Medicine 3 Ökologie 3 Biochemistry 2 Cancers 2 Cytology 2 Endocrinology 2 Grammar, Comparative and general 2 History 2 Human ecology 2 Information organization 2 Information retrieval 2 Insects 2 Insekten 2 Knowledge representation (Information theory) 2