Early decrements in bone density aftercompletion of neoadjuvant chemotherapyin pediatric bone sarcoma patients. - Müller, Carsten; Winter, Corinna C.; Rosenbaum, Dieter; Boos, Joachim; Gosheger, Georg; Hardes, Jendrik; Vieth, Volker (BMC Musculoskeletal Disorders, 2010)