Piper, Keaton Risk factors associated with venous thromboembolism in patients undergoing spine surgery. [electronic resource] - Journal of neurosurgery. Spine Jan 2017 - 90-96 p. digital Publication Type: Journal Article ISSN: 1547-5646 Standard No.: 10.3171/2016.6.SPINE1656 doi Subjects--Topical Terms: Cohort StudiesComorbidityHumansLogistic ModelsMultivariate AnalysisOrthopedic Procedures--adverse effectsRiskRisk FactorsSpine--surgeryVenous Thromboembolism--epidemiology