title: Recent trends in the peri-surgical use of continuous epidural anesthesia in elderly patients with vulvar neoplasia.
mesh_terms: D000367:Age Factors; D000368:Aged; D000767:Anesthesia, Epidural; D005260:Female; D006801:Humans; D007430:Intraoperative Care; D008875:Middle Aged; D009020:Morphine; D014846:Vulvar Neoplasms / Q000601:surgery*
chemical_list: D009020:Morphine