title: Extraskeletal osteosarcoma of the hand.
authors: Royal Liverpool University Hospital Sarcoma Service, Royal Liverpool and Broadgreen University Hospitals NHS Trust, Prescot Street, Liverpool, L7 8XP UK.
authors: Kian Tjon
authors: KT
authors: Tan
authors: Oluwaseyi K
authors: OK
authors: Idowu
authors: Coonoor R
authors: CR
authors: Chandrasekar
authors: Qi
authors: Q
authors: Yin
authors: Tim R
authors: TR
authors: Helliwell