title: Variation of ESR signal amplitude with duration of tumor growth.
mesh_terms: D000818:Animals; D002279:Carcinoma 256, Walker; D004578:Electron Spin Resonance Spectroscopy; D007700:Kinetics; D008099:Liver / Q000473:pathology; D009368:Neoplasm Transplantation; D013154:Spleen / Q000473:pathology