TY - RPRT TI - A device to indicate anatomical level in computed tomography. AU - T Villafana AU - S H Lee AU - M S Lapayowker PY - 1978 DO - 10.1097/00004728-197807000-00028 UR - https://pubmed.ncbi.nlm.nih.gov/263502/ ID - 263502 ER -