CHICAGO (EGMN) - When do three equal five? When three cycles of chemotherapy added to radiotherapy and surgery for localized, high-risk, soft-tissue sarcomas of the extremities and trunk wall may be as efficacious as five cycles, Italian and Spanish investigators contended at the annual meeting of the American Society of Clinical Oncology.In a selected population of 328 patients with high-risk soft-tissue sarcomas of the extremities or trunk wall, 5-year overall survival was 70% for patients randomized...