Stereovision Co-Registration in Image-Guided Spinal Surgery: Accuracy Assessment Using Explanted Porcine Spines. Issue 6 (1st December 2018) - Evans, Linton; Olson, Jonathan D; Cai, Yunliang; Fan, Xiaoyao; Paulsen, Keith D; Roberts, David W; Ji, Songbai; Lollis, S Scott