Mechanical Characterization of Non-degraded Porcine Annulus Fibrosus Material Properties. - Seifert, Jack; Maiman, Dennis; Frazer, Lance L.; Shah, Alok; Yoganandan, Narayan; King, Keith; Sheehy, James B.; Paskoff, Glenn; Bentley, Timothy; Nicolella, Daniel P.; Stemper, Brian D. (Annals of Biomedical Engineering, 2026)