Phase III Trial of Two Investigational Schedules of Ifosfamide Compared With Standard-Dose Doxorubicin in Advanced or Metastatic Soft Tissue Sarcoma: A European Organisation for Research and Treatment of Cancer Soft Tissue and Bone Sarcoma Group StudyPaul Lorigan, Jean‐Yves Blay, John Radford et al.|Journal of Clinical Oncology|2007Cited by 256