RT Journal Article SR Electronic T1 Bilateral central scotomas following laser pointer misuse JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP cmaj.130975 DO 10.1503/cmaj.130975 A1 Xu, Mark A1 Lin, Tony YR 2013 UL http://www.cmaj.ca/content/early/2013/12/09/cmaj.130975.abstract AB