Letter: A Pathway to Safe Spine Surgery in Underweight Frail Patients: The Revised Risk Analysis Index Displays Remarkable Discrimination for 30-Day Postoperative Mortality and Nonhome Discharge
Neurosurgery. 2023 Aug 1;93(2):e42-e45.
doi: 10.1227/neu.0000000000002550.
Epub 2023 May 29.