title: How to explain the role of magnetic resonance imaging on evaluating tumour response of osteosarcoma to neoadjuvant chemotherapy: authors' reply.
authors: Department of Orthopaedic Surgery, Medical University of Vienna, Währinger Gürtel 18-20, 1090, Vienna, Austria, christoph.laux@me.com.
authors: Christoph J
authors: CJ
authors: Laux
authors: Philipp T
authors: PT
authors: Funovics