title: In reply to: 'Is the pleth variability index a surrogate for pulse pressure variation in a pediatric population undergoing spine fusion'.
authors.forename: Michael
authors.initials: M
authors.lastname: O'Reilly
mesh_terms: D000465:Algorithms; D001794:Blood Pressure / Q000502:physiology*; D005260:Female; D006801:Humans; D008297:Male; D017156:Photoplethysmography / Q000379:methods*; D013123:Spinal Fusion