title: Canadian visual standards in aviation.
authors.forename: B S
authors.initials: BS
authors.lastname: Liddy
authors.forename: J M
authors.initials: JM
authors.lastname: Wallace
mesh_terms: D000337:Aerospace Medicine; D002170:Canada; D006801:Humans; D008004:Licensure / Q000331:legislation & jurisprudence / Q000592:standards; D014787:Vision Tests / Q000592:standards*