Feng, Zhenhua Transforaminal lumbar interbody fusion with cortical bone trajectory screws versus traditional pedicle screws fixation: a study protocol of randomised controlled trial. [electronic resource] - BMJ open Oct 2017 - e017227 p. digital Publication Type: Journal Article; Multicenter Study; Randomized Controlled Trial ISSN: 2044-6055 Standard No.: 10.1136/bmjopen-2017-017227 doi Subjects--Topical Terms: Back Pain--etiologyBlood Loss, SurgicalCortical Bone--surgeryDiskectomyDouble-Blind MethodFemaleHumansIntervertebral Disc Degeneration--surgeryLaminectomyLumbar Vertebrae--surgeryMaleOperative TimePain MeasurementPedicle ScrewsPostoperative Complications--epidemiologyResearch DesignSpinal Fusion--methodsTreatment Outcome