TY - JOUR AN - 4 AU - James,D. AU - Crockard,H.A. TI - Surgical access to the base of skull and upper cervical spine by extended maxillotomy JO - Neurosurgery PY - 1991 VL - 29 SP - 411-416 M2 - 411 DO - 10.1227/00006123-199109000-00012 L3 - PubMed-ID: 1922707 ER -