TY - RPRT TI - Aortic root aneurysm--radiographic and pathologic features. AU - R J Keene AU - R E Steiner AU - E J Olsen AU - C Oakley PY - 1971 DO - 10.1016/s0009-9260(71)80081-8 UR - https://pubmed.ncbi.nlm.nih.gov/5559102/ ID - 5559102 ER -