Acute gastrointestinal hemorrhage in neurosurgical patients.
D006471:Gastrointestinal Hemorrhage; D041981:Gastrointestinal Tract; D006470:Hemorrhage; D009493:Neurosurgery / Q000150:complications*; D019635:Neurosurgical Procedures
GASTROINTESTINAL SYSTEM/hemorrhage; NEUROSURGERY/complications