1. Abdelwahab IF, Miller TT, Hermann G et al. (1991) Transarticular invasion of joints by bone tumours: hypothesis. Skeletal Radiol 20:279−283
2. Aegerter E, Kirkpatrick JA (1975) Orthopedic diseases: physiology, pathology, radiology, 4th edn. Saunders, Philadelphia, pp 519−520
3. Alkalay D, Kollender Y, Mozes M et al. (1998) Transarticular tumor invasion via ligamentum teres: a clinical pathologic study of 12 patients. Acta Orthop Scand (Suppl) 445:25−35
4. Alyas F, James SL, Davies AM et al. (2007) The role of MR imaging in the diagnostic characterisation of appendicular bone tumours and tumour-like conditions. Eur Radiol 17:2675−2686
5. American Joint Committee on Cancer (1997) Bone. In: Fleming ID, Cooper JS, Henson DE et al. (eds) AJCC cancer staging manual. Lippincott-Raven, Philadelphia, pp 143−147