not-yet-known not-yet-known not-yet-known unknown Published as meeting abstract: Neoadjuvant to Surgery Interval Effects on Tumor Necrosis and Outcomes in Patients with Osteosarcoma. American Society of Pediatric Hematology/Oncology Conference, Seattle, WA. April 2024. Published in Pediatric Blood & Cancer Volume 71: American Society of Pediatric Hematology/Oncology (ASPHO) 2024 Paper and Poster Abstracts.