RT Journal Article SR Electronic T1 Migratory pulmonary infiltrates JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 75 OP 77 DO 10.1503/cmaj.081117 VO 180 IS 1 A1 Ewan C. Goligher MD A1 Allan S. Detsky, MD PhD YR 2009 UL http://www.cmaj.ca/content/180/1/75.abstract