RT Journal Article SR Electronic T1 Constrictive pericarditis with pericardial calcification JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E853 OP E853 DO 10.1503/cmaj.202346 VO 193 IS 23 A1 An, Kevin R. A1 Singh, Steve K. YR 2021 UL http://www.cmaj.ca/content/193/23/E853.abstract