TY - RPRT TI - Needle-tip localization for CT-guided biopsies. AU - D F Yankelevitz AU - C I Henschke PY - 1993 DO - 10.1097/00005382-199322000-00009 UR - https://pubmed.ncbi.nlm.nih.gov/8320767/ ID - 8320767 ER -