title: Can power spectral analysis of arterial pressure be a clinical monitor for autonomic functions during spinal anesthesia?
authors.forename: P W
authors.initials: PW
authors.lastname: Lui
mesh_terms: D000775:Anesthesia, Spinal; D001341:Autonomic Nervous System / Q000502:physiology*; D001794:Blood Pressure; D005260:Female; D006801:Humans; D008297:Male; D008991:Monitoring, Physiologic; D012815:Signal Processing, Computer-Assisted