RT Journal Article SR Electronic T1 Transcatheter heart-valve replacement: update JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 791 OP 795 DO 10.1503/cmaj.080064 VO 182 IS 8 A1 Michael W.A. Chu A1 Michael A. Borger A1 Friedrich W. Mohr A1 Thomas Walther YR 2010 UL http://www.cmaj.ca/content/182/8/791.abstract