TY - RPRT TI - "Hidden" disks and computerized tomography. AU - D Perlmutter AU - R E Smith AU - I Perlmutter PY - 1985 DO - 10.1097/00007611-198511000-00020 UR - https://pubmed.ncbi.nlm.nih.gov/4071142/ ID - 4071142 ER -