Gorospe L, Fernández-Gil M A, Torres I, Tovar J, García-Miguel P, Tejerina E
Department of Radiology, "La Paz" University Hospital, Madrid, Spain.
Med Pediatr Oncol. 2000 Nov;35(5):484-7. doi: 10.1002/1096-911x(20001101)35:5<484::aid-mpo7>3.0.co;2-t.