RT Journal Article SR Electronic T1 Perineural spread of skin cancer presenting as diplopia JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E13 OP E16 DO 10.1503/cmaj.170671 VO 190 IS 1 A1 Sarah J. Mullen A1 Judith Coret-Simon A1 Amadeo R. Rodriguez YR 2018 UL http://www.cmaj.ca/content/190/1/E13.abstract AB