TY - JOUR AU - Choi, Chang-Myong PY - 2020 TI - Biportal endoscopic spine surgery (BESS): considering merits and pitfalls JF - Journal of Spine Surgery; Vol 6, No 2 (June 30, 2020): Journal of Spine Surgery Y2 - 2020 KW - N2 - UR - https://jss.amegroups.org/article/view/4983