RT Journal Article SR Electronic T1 Thoracic endometriosis JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E758 OP E758 DO 10.1503/cmaj.100804 VO 183 IS 11 A1 Yen-Sung Lin A1 Chih-Yen Tu YR 2011 UL http://www.cmaj.ca/content/183/11/E758.abstract AB