Qu, Y Difference in pre- and postchemotherapy vascular endothelial growth factor levels as a prognostic indicator in osteosarcoma. [electronic resource] - The Journal of international medical research 2011 - 1474-82 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1473-2300 Standard No.: 10.1177/147323001103900436 doi Subjects--Topical Terms: AdolescentAdultAntineoplastic Agents--therapeutic useBone Neoplasms--drug therapyChildChild, PreschoolFemaleFollow-Up StudiesHumansImmunoenzyme TechniquesLung Neoplasms--drug therapyMaleMiddle AgedNeoplasm Recurrence, Local--drug therapyOsteosarcoma--drug therapyPrognosisRetrospective StudiesSurvival RateVascular Endothelial Growth Factor A--metabolismYoung Adult