title: Electroencephalographic changes during the post-operative period. A preliminary study.
mesh_terms: D000328:Adult; D000367:Age Factors; D000368:Aged; D004569:Electroencephalography; D005260:Female; D006801:Humans; D000860:Hypoxia / Q000503:physiopathology; D008875:Middle Aged; D011182:Postoperative Care; D011183:Postoperative Complications; D013997:Time Factors