TY - RPRT TI - Virtual endoscopy using perspective volume-rendered three-dimensional sonographic data: technique and clinical applications. AU - E L Yuh AU - R B Jeffrey AU - R L Birdwell AU - B H Chen AU - S Napel PY - 1999 DO - 10.2214/ajr.172.5.10227488 UR - https://pubmed.ncbi.nlm.nih.gov/10227488/ ID - 10227488 ER -