Subjects: LUMBAR vertebrae surgery; MEDICAL information storage & retrieval systems; STATISTICAL modelsCHINA
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Subjects: LUMBAR vertebrae physiology; LUMBAR vertebrae surgery; LUMBAR painCHINA
Subjects: LUMBAR vertebrae surgery; PHYSIOLOGICAL stress; FINITE element methodCHINA
Subjects: SURGICAL complication risk factors; LUMBAR vertebrae surgery; STATISTICSCHINA
Subjects: LUMBAR vertebrae surgery; STATISTICAL power analysis; EVALUATION of human services programsCHINA
Subjects: LUMBAR vertebrae surgery; ALBUMINS; PERIOPERATIVE careCHINA
Subjects: SPINAL surgery; LUMBAR vertebrae surgery; SURGICAL blood lossCHINA
Subjects: LUMBAR vertebrae surgery; CHI-squared test; LENGTH of stay in hospitalsCHINA
Subjects: *LUMBAR vertebrae surgery; *ACADEMIC medical centers; *COMPUTED tomographyCHINA
Subjects: *LUMBAR vertebrae surgery; *ACADEMIC medical centers; *CHI-squared testCHINA