title: Mechanisms of tumor progression.
mesh_terms: D004777:Environment; D005544:Forecasting; D006412:Hematopoietic Stem Cells / Q000502:physiology; D006801:Humans; D009154:Mutation; D009369:Neoplasms / Q000235:genetics / Q000473:pathology*; D014411:Neoplastic Stem Cells / Q000502:physiology