RT Journal Article SR Electronic T1 Orbital floor fracture JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E289 OP E289 DO 10.1503/cmaj.200657 VO 193 IS 8 A1 El-Hadad, Christian A1 DeschĂȘnes, Jean A1 Arthurs, Bryan YR 2021 UL http://www.cmaj.ca/content/193/8/E289.abstract