TY - RPRT TI - Pseudarthrosis: US evaluation after posterolateral spinal fusion: work in progress. AU - J A Jacobson AU - M Starok AU - M N Pathria AU - S R Garfin PY - 1997 DO - 10.1148/radiology.204.3.9280271 UR - https://pubmed.ncbi.nlm.nih.gov/9280271/ ID - 9280271 ER -