RT Journal Article SR Electronic T1 Hemoptysis caused by erosion of thoracic aortic aneurysm JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E186 OP E186 DO 10.1503/cmaj.090447 VO 182 IS 4 A1 Dongmei Sun A1 Sanjay Mehta YR 2010 UL http://www.cmaj.ca/content/182/4/E186.abstract