RT Journal Article SR Electronic T1 Pseudohorseshoe lung JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 394 OP 394 DO 10.1503/cmaj.070839 VO 178 IS 4 A1 Singh, Navneet A1 Agarwal, Ritesh A1 Gupta, Dheeraj YR 2008 UL http://www.cmaj.ca/content/178/4/394.abstract