TY - GEN AU - Rim,Dae Cheol TI - Quantitative Pfirrmann Disc Degeneration Grading System to Overcome the Limitation of Pfirrmann Disc Degeneration Grade SN - 1738-2262 PY - 2016///0428 N1 - Publication Type: Journal Article UR - https://doi.org/10.14245/kjs.2016.13.1.1 ER -