Percentage of Subjects With Surgical Wound Complications, Central Nervous System Events, and Neurosurgical Complications Related to Unplanned Intervention or Return to the Operating Room. [clinicaltrials_resource:NCT00704340/outcome/1]

Percentage of Subjects With Surgical Wound Complications, Central Nervous System Events, and Neurosurgical Complications Related to Unplanned Intervention or Return to the Operating Room. [clinicaltrials_resource:NCT00704340/outcome/1]