RT Journal Article SR Electronic T1 Dysphagia lusoria JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 498 OP 498 DO 10.1503/cmaj.081651 VO 181 IS 8 A1 Julie Dandelooy A1 Jan P.M. Coveliers A1 Paul E.Y. Van Schil A1 Sébastien Anguille YR 2009 UL http://www.cmaj.ca/content/181/8/498.abstract